I could not write image from base 64 format in node.js

This is my base64 image.

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NF5/j7G55jyBgI9duv7vt0mlqv3qEZgGYBh1KDZYndYYsFALvJ0STibNo1AyNOok4YT/9iiRlavheSCDv77LNbJQDjOT9WlItzHCdJ1CMNAaCWg+B8NKEwi4m5hnjNK7+dHiD5ACD2yiud+w9n/+Y3fdvD+W2aArAzmnhZRgDoGzPyrYWekueaHRgz0HY/ftDgwdyH//3vf88s8Ktf/WqbUkBMgefL81Fc0mWcboPCBkE5OR8P6oayAPQofLOgJZ6tHtFHx26EvdZTAikxGHx46tSpU34RAKDlUZfTQNzkoUGrp+3/vIngsQcAg2KtGsZ7aAC0gGkOgtcYStVh647mUkFMyvcLvVh0b0e/xQBgM6h/TBCJLmCGi1XNxDiOnA+c77eV/yZjKK1OoAmtF38RAKDFEbnUn/+BDMqCs53WptC5n+LF4fS5kzp8Tqd/0P9GIwDnY7EInI81hv5GT0vOF8qPl+e5PDMNH6b62PnY+TyN1hwwCAEaS9fEFHct2OrYaWyFbdTt/J7WV/RrL+e3eQrADqk3fz0N3JX+wbQHX2jURj7KvFiDwJ9pz/I49Ovfv4J645koveLV/X4gOMf2l3MWxXPUmh69ON5uBNnUL5GbmZW1gaI/P1Y1Y++D38OOZiLdBrrYTAA499RTT73vFwUAWpKVSit1vqYo6OlEUaz8hsGAX+1BYT8bIFhOdwCQkPARTT5Np8mai2iZ1sHNRXwsMeoXeM6UrLmkSwSe39k2G9h5mhjgVqr/j6PP+tsga5LLYzk+hq0a4hrsdP5fnHzKKcPa0/ntwgDYKa2SOZQMeIWeiU6eMxHAkRAj2u1ItwdCBoD2E6FKYCRdbv45LcPal3Lvey31+uNFfhOF76f6OH87wDD/HkpKuqRLbu5CmlZeEMtWFrC2rS043bG1sZEwF92fun8Lf5EAwEm/+uqrN1J0XyEOt0WOODtutMewmlT5lcefeCJuusAP6jzW0Pf5lit+INgRGLOhY/K1s53VdvU72RGOPhbD59T5O4Mo+m80VXxFICHhxri2WmnMTmcO0H320uqqq2hhzQ3t7fx2YwA5cZqmxTTZmSLi/A73UJ5lrac7RdO+9eHw4xOPP/5Ue0CoJfwm5cgDYjm/SeRbChwreT053hJnsfJ8rDQmJVtySspo6tC9i/N6+eWXHyQQbLut5rrJSDj8zHHHH3/iz+H8dgcADkDRMYcceoYgPxa9e4yVC0j57BLQb3+JaP9o/4BQQ+gqKpGus4WgLdr8ke9ZcGJHs0S/oXUPe5jtnBpd0hgARSmJzgkdOufWNQ7gNS1p8Wrex3Soz1ZajfQOdRcPobq/9r8GADCE0sH9NIhn81jEinTfQGjfJ/D1cTV1NeecNfUsvdLUenz8xcdD0oPpX+Ajf33vAYLVv/cINdvxlvPtiPc7XppSsIH6HZ/SVU4j/OdFtt5D3zvPbyvbpA3jr3je02e82ri6evrUs87648/lfOc82vuA8+e/PoVmi2djvZ08/ANgDwpoWpZr5ed3nTpx4vFzYp0jrQf8lJwyPFbk+xddNsn3sagfal2i3gg4J8X4+hNJAXXt6WeerVeGWA+aHidbA1tlK65lgM2FBXnTj514/H8XAObOn9s/JSHlOhqUSRhMWU6NCJeLN+WCzRpaf4flT3KJNxZ9kuOmjR8//s5YAFi0eNEFqYHUP3nqdWnIWHm/SUPHF/HsdHGwlGx0wHjVCm0bTa0r73fyb6ct9zr/lZKEhNSb/LZiG7kVjd9WLPbEGkTMbkajDXeOH3/stPYOSHv/bTYbaO90+uzpKcXZeb/OTyo+NqdL7gTi/QS7CoBDhE7xXm4bh366vWRbtqlJqHqzIrR5zm+O+J/Z9nFmPjUz9aD+B62gfeTb3T3PhR1+qrfyP/cg4Gh/ne53Pg5qKflAYuLzkydPPg4fzyZbCxKyTk7OKzksOSvv17Q/j622na2xNRSteDc7Wv5Q3ecbHj54+vR2v0dimwLgnMePyds1NOqGAtVnalIglIQrgMXZNgDivW9uW1wGVpW4pXR22R3XhtYUzZozdQ4LpZfffvn/5QZz/8ytZ9PQARhsMSedON6/Fe3SfYtXq2u/ezuRiP606jV7ZW/85KdI4W5XV2f2PichmJyES9TwaAt70V5Ob9yypftH1/6hqix5Vp/pC9pNFLYJAI6ZNTCvJhS9siJcc95pBdNSBqYPd+7O4QyiL4duzUBhpQ0WXIAhJr8zUdVnVK/NCeVd8vqxHzyK29LRurwPCAAj/E73iDh/K1aca3UemytT2Q56Zm/55pWSJY98nVS25rz1+09Lqep7YIu2OuLRNwaxAgHXLGB9Ad9jaOZRKi1h9dpQl4w/5N+0rokQbotUsd0AOOyRkt9uqQrfWh9tzEhMDKje6f3UtP43q2CivjEichzEX2sd7t8OKYFux8YTQUtKP1NTXz2Vpl0pp4YCKqco7fUB4SFTxqQf0W1Y5tBF5CC382jndWvg/fMNnqaUTfXmvQwyz8yFqxoHvfZ/tcG6LakBurFINL9ElZ94r0oIpWyTrX5g2LY2rv5KVd18lGpsQOeU6s284Fvhsvqz+j1b921bOF72sc0A2PvuHl3T0xMfK62oOzxIjk9MhKjTr/sXHKamDrjUue0a1u9j9QxoOpYWiJcSMM06ZMgQvdZORdUZL09SH675gAHQEMVt5RpVamZoU/eCbiddmH7p3gXB/JtidePsyI4Z5Waiye7S2Y7X7xtVrwW3qaz1n6kEsjEQpFvc0mvjoINVw/ib6X2Q7cXVw1iz4Le1JRbADSewrgDCF9FfOuNYVfcVXWhDtkYBAnqSuqgOpiRMHfBU+Km2AsE2AWDUrAK6HDb0amVduC+c7wdAIhmwT7eD1bnD/qBSg2k8MBgQ1Lpy75vmNAEWWIIG5RZsMPbGd69RDy6exU7nJ92Or4H+10hASEhUDd0Lekye0X3mcbTfE+OpdxZ8xtmxGjWxWrMyQFlfvayKPnlUBcjpCeR8fgUQiAkCg8eqpONvU4FkfWMqHAO24hYv9p3IYtmM9QS4etm2dfMTl6nyV/6qHV9P0DcAiBIYGolqGxPVDcNerr+6LUCw1QCA8+siifPD9Q09tfMp8oMU+XyzRbAAPel9IJCgirP6qt/u9ge1a/7ezo2gMUBYRoXlVHL7EwwMyiSUQxBAcocMGFgR3qKmv3WZ+se3z+uor0cXDiAAAPT9hBEdEGe7Fw7/7eU9r5pA+xvnONvqyMV0fjOjKL2KlOXvq+L/3OaJfDheA0ADIdi1WKWfcJtKHngQg0DuE9icrRCOctk6C8jqzars75epyjcf0zaZJ6cBiwkMIO75al7DBXQprr7l6jY+tgoAoH2VEP2oOtzQO0hRoCOfQEDOFvrHK5zPTwwQ2KD7werIvqeq3fJHqUQK19Y8NteVqn8ue0Y99Nm9al3lOlpwgWsDqI/A9b1mgahJA+R9Hizq4jUO7zbs1KtKrsEFlONizjD6crtzLqZD5+RG83fS6i9U91evU4kqQpFPtvkc77CAAULygNEqfcz5KjRwrEoI6NvQtvSI1mxWNQsfV1v+fYeqL13LUa8B4NK/sIB83hiJNkbqGmfs/lbUf8PMlg7n+fetAsDo+3u8urkifGiQBsKJfgOCRAaBG/1wPv7mSDCAyErJUbsXHKD6ZQ9VPTLoFjBJOSo7OVfV1teq0roNqrRmg1pW/o1avP4D9dHaD1RdfZgdz0+KfGI/43wDAkoDPDDc2NGAIEaoHZG9++gLB1w4LSspa7IT9a2IdGwiUY9XLPtOf/8xNfCnN5yc71K/jnzgmYFu3jMg6LZEiZl074IBY1SweKRKzBugAmldVSCD7hgWrlHRivX8rF/7lQov/0CFv12oonV0D0She5v2HTBoFnCZAbY3NNRWRH+z9yLl6Y9sDQJaDYCDHuh58frymhmu832537AAO14YgF8JABgciigeHBwR/8Pf9BpKSVQVVWEVIQdHyNH8Cmeb9w4ADBB0/hcW0GKQKVI7XwOiUX19xdArLh5dMPqfcqdPJ7LdEOd3/pY0/sbqILRnccubYRveUT2++5eV86EBtNNx/pIGhBkYEAQADQx6xTb0NxgxKT2gIpXUo4jQuVKLx+R0drzken4v1O8Awc8E7t8N4WhFpC46es/31Odb4/gm49Hcl0fOyiuK1Aa+o4FNQ873Cz/8DQN1xOt0IFEv6UAPhPvUAEA5F1RV1QQA4/AwAwFNHQ2IetC+AYSkARcAWgz6WQBgOKrHUe+cP+j80WAAdBrBEnSJlXa6b0JGQIBtcf+BtSTecI8hVCF5S55VeV88a8SfcbwV8R5GgOPhbE4T2ul41WNBtqYmqvpqutSd5g/Z4QQCdja/h5YhW/yvIgBtYIjNhhHqqurfWvauOnhb9ECrGGDvv3R/sCocOTPJKH4BgZ33JeodDWDAIEBg52PgBQT8nqgylKiqa+hHFOrp9rBkfFgi3wGASQEGCPqWMYYFOPdrMcg6gP4tI5CpJvU+WR3U7SCVGcz0lJ3oFPL1exYY8B30KczdufnmERCjouZT13+pij6cpVJqN3hEn1C+/1VHuxGI5hWfwf6kZGKAGmIAOBkM4AGApfg9yl8DJLYQROcR34tGa6qiZ+29UM3ZWhZoEQCI/toq9WMwkVaoS/Qb1c8VgKn9tehDNWAJQKZ9zQbwt8MABggAQICm1WpqaA0+AcDvfEkFnA5EBOIVlYCkAoqGYGNI7Z22rxqWPkyN7T2WhKb+DSLJ/61pQze3LXoAueXfqi5rFqqs5a87eV+DGUu3yQ7uC0jkCwBcBmC2S6LFLXVwvkQ9mEBHPWsYcTSnB/qMAWJeTarTlYFmDidV0BhEqhu+r2loHDbqPVWzNSBoEQD739/j+vKqyJVO9EMAguYZBF4AeCoAE+lMgwYUeNX5X+sAZgQalLpa+mEIRL/J/0z9kgocLWBSAdIBl4IU7cFcdWTWeDU6dV/aXYDLRzxjORyDsj1AQErgu5/VlKmEjx9RBSv+rQKNuP+woXjSBdT81D2COAxAvSLVELYoHw5mAJiSz9ICnvrfxwBORWBSge4XRBvrqqJT91yoHm5TAIz8c+H6hsbGfAaAUf/I9UGu+3XtL3lfBKCd/x0BaIDAVIABwis6afQ+XEfRbxwuItARhQKGCKgaN2mAEMlRB+SdpPbMPVrlU58gRItzZHrZP5vod/q2AgHX/vENpAm9i9bWqJzIelXy1WzVbeVrzALyDCZTUBCopRpg+0Ub0BhwtIuj+dUAwLCCaAJH7celf5cJmBGIIYgFFu3+duO+bQaAg+f0Grtpc+28JHI8nk3Fn1b5IgC5AWTUsS3+JNpFETML8BPkmsCORdRTc4mBAMrnV6MDwBAR2iahMahG552s9ss5gQAYYmZJV/WqMFDjtJ3hcCj/lqK9NUCQbdCcws0pAbK1FbXq/RWldN70iyZJQdW98ks1dPHNKrV2nUlzRPUpFCApGBfagykLOSjIZE31LgiIRMxnMQSgpwQ0zGGaQlz12B1CpMT6aH0kHB058i31WWtB0GwKOPCB4psra+ovc53vNn+k68e3ZTepQOge/+bQvin/pOyD0yV3NqJFjEUicDhFOItAmwnos5pquhafXnNDvdWEoitUblJP+rrWG0y19L4wKaq6JulbuknbGbd2lcUn2wMG3PWspKTE2fcbX/+kNhAI9LQyANyo0gP1ao+v71RFa+drgmNxS6Ivg36GxpSAzAJIQ3CcRDsDAfncZQGH+iUtML27+b5J/pdmkRHE9bX1V494U13fJgAYdW+PpRSZu9jR7xV+vhQgAtDK+47qlxRgAAAgYAA1AIi+pA8Q0WIwHI6q6koqD+nvXTLGqHEF0yiY9J3BMMAAADsceKJ990mnG0em6AkZUfCYgMLETGtnIm1WgJbAbWaR92WfS9eUqg+WrdGLWfj6FbOwBfM0dCLDfnpaDfl+tqF8pAKlQln08zQQh+x9AEAvQGHHGyZwQWAEovMOGPcAABcVSURBVCUI3R6B2wRyBCD25bSLdUVA7LJk13nRXbcbAPvNLE6NJEcqgok0sWt6/tAATs/f9P513tfU77SAfTU/D6ChQ5v64Xx+osQDCKj+BwPUEd1XltdxZXBA1ylqj8zjnVQjKQcsoB2DyNLCsiQrRRVnpzJDSD8eLIDfGMDT/OJH3PSAQYPDEfG4F4H08/H5io3lasEXy3XjyZpedoEAQEdVSdk7ap+ltxC+KWUhIIgJUrKJCRhdsszM9C5sABgt4PQFTOQ3nRBy28QuENy5Ak4DtdHue7ylNrQGBHFTwNjZvQ6tqKl/lfO/EYCgemfmzwGA6f1bAPDU/qL2MQVgVQEYuHo4H+1d80QqqK2rV1vKtPNH505Ru2ccp8tLUD6o3+yPiwlCFUeWYQK8zUlLVkMKu6iMZNIIDkg0IDBVi0kodPjsH23EdDPuCI7GD6Zj7Qeml5es3KA++3GdrrnZ+XC2Hwj6b3zeffOH6sAv/8AAgOeREpO7aBDomUpTkZgGEHcFmRGMc6VM9NG/BofbBdQ6wGIBwwgJgcZTB7/c8Ph2AWD/+4p/R9F5J5xvawAp9Zy+v9X/18rXOEkcj1cqf6QJ5FK/mdMXBoCKJQBs3kQ/nki0v3vmBLVf9lRdZbDzNdA4siXCDQOYfq5zxytsU5yTofp0pdvJpuifptvaBxy5enMlOX69KquiFVlwPlYlOFGsnS2AEOfLa+/1b6j9vrvNhD0JQ6oOkrODDgB4osrSA7jKgHv9Tk/AFYXSC3BFX4zGkHE+QBIIBW7e5cXwFa2xOS4D7Hdv9xkU7RcnBenHFU0DiMs+Fny6/nfKP3E69/p1CaRpH853m0CNiAh6cN6X6McrIR5/s/OpJCxKGabG511Hjk80jSWZYdQswP8ZASj0r9WA/9FIjJCi8jJSVV56CoMB5x/vUUesU1ZVo9aWV6tVZfTjjXXUQjZCD87i/C0RDDiYiMdGGgzCDLi0nDTBiofVkJVP0IcaB6EsCiaaD9ArUc3+0OhBZHN72ESz3RewUoEDAGYKN/KZmeRvOlZSSL3d//nIAdsFgMP+VvIKKfMjYke/mftnx3vzv6fpwzNkGgCgf5R8WIfLeR+0b16R/yu20G/1kOhLDmSpU4r+qlKC+tc+9NoCP/2bfQIIxp8CBMdovbwH+YEjl/+il7SkRJVC8w/Ynh1InoLjq8P0e77EPPwZO9c4G+/hePkMr5iBhwMtRvDoApMqaJm32v/zq1Xhpo/0qdAjrRv9SDaNiUaLEYSmCuCegDg87sxg/IkhSQnUcKoY8EKkVb8xFDccjnik7xckyobYHUCJeGEBR5D5qR+RL7NlovrJUxgDjn5xvqF/iL6N9EOgiKJx3S5TfdMOMFPLNFgm7wsIHOFn8r7k/6axb/zPLybvahjw2AM4cBpWFXnzud5erxQWEFgAMMBC1MGBzncFKA4bYB/062a1perQheeoULiC95dIv12Rlkc50QCA2cOkAmkKyaSQ0wp2UoMuF+02sDSB7LkCsGNGWiS/+xOqxdvKxgXAoX8rWUduLNAMoJW+5H3Jy56+v638ncjXzR4uy+gt5mwk8m0BuGk9fpMvonqm7abGF15Px9M/Ja/3b+jfyv1S/jnOlxqL/etGvI56E//Oq3YmGAAOslW9szxcvidUbdjDZRJN/87+OZJdTSCgYMfSdsU/var2/Jz0gAFUOrEANIEjBvG5MwuI97oyYlEYd2JIC0DPQhGnLFQqqyB4QPeHat5uKQ3EBcDhj5SUkvDKYQCYRo8s8NBAMCt+jDqXiNdToDr/Oy1fchCRq0X9LhBqaSJo/Rr6ZSwaqEm9Zqqi1MFaW1Dx3FT5+0s/ffpihDhI6D42ANyttIOQrw3la4+4wk6Sh9EBHkYwgPJqBCPsABizKpn3TZ4avfAi1bWULmWkfQVTqYNJIHD2h/1jaZupBtixDAgDAB8InFRh9QDczqAGRVpu4tk9H67ln7pt7hGfAeaU1KYkJyZz2WcBwBF//tofec2aApZuH6IVGsjO+7YA3LCmSlVXRVSfzJFqfHdaesXCT0c95hu08ncrAK77jRAU7+vySszUzhQQ6NwtKUA7345efdGIYQoj5NyU4f2eySQm/3v345SH7HB9TLkgBe+7bFysRr9DPwFsUkhmcZAbRXyucn5mpg+CELOBMlOo1wNK11CnAG9FIExgmEgD4Ori2bUtdgTjAuCox/o1OvQvy76l9jev/kkfZ5WMqfelRm+S940GqCPFv3rFFgbHiSU3qd4ZtHzKgI1TgHG8gMB1vruow0a3drxF+TqgjYAzke3gRNOzRD/Tts0AelcaSEY3OHt3AOYeS6oA3pZVudm/HIPCeu+3L1Z56xczZSVnJai0/EQvAITCfU0hT3PIUxXQuVlgYKCYiqBrn+DduXdUuz9mGIcG4gJg/N/7N0IA8syfzPNbQJDOH4PA5HyZC3Bqftq7P/qRc5kB6Fm6gX7WlUq/zFCB+s3AR8xxtOoX+gcbOCWlUf2OBrCM0r4Xh9hOd3WArdSxuZOrJfIN/etdmRxvgOAkDk0KGha+1OD2AvT39fI0LTLhmNw1i9Teb1F5noB5C6W69MX8MZ+I3imOz1O8Ruz5KgFZQiYrhD0sAL1grRTK6RWc0/Wu6qlx/O58HBcAx/59QGVyUiCdl3s5jnfrf3fVLwGAan1QvjRqpN0L6zzRbyKfAUCUtvL7zdzzH1U0WR3QbYqeXpbSDzoDnT7s19PR061fPnEpAbUgdwSf05wx9C80aztIAMDzBBLhNlsYQDlE4KQYYXGTTkxe0GLTRD98KqIQESoXw1Kr+4CXT1Pp1at5J+lFiSqUgb6ACwB8jiXvTlPI7g7aXT+PLtBMYC8Q6dIjOK/rn6pb/H2BuACY9NwuiyjS9m6y7MtUBBL5vBJGKgBp/pgWqFPnm4jXFYAWgFW0EHTNSqJ/+uC8YX9TucnFHgBw5LMYpFf4GkBgBjCNJfYMZ38Tj1pniDPdaDfRaKLbYQoT9Z4yTrSAk+ydlO05jp0a9KaGDQwD8bEdgYm8rIUmnn2WzFYDlsxh9IYyElRGd1MSWloATSQNAMMidlVgTxQZzRBrcqhrr+DcLjOrW/yBqbgA2Ovuoqt26ZVzXdNVP9ZSb1794nb+8F5W/DD12/W+Hf30HuJvcxldG59UoP5n2ONc+kn0S7XBPQDRAXiPYWMhIOHvJGlN5xati9jzt2u9Ezm249zoFZDY9GnkhfWRlW78wANcrGsTefrXiMJg5Vp10Iu/1qCmQqBLP1xDafBlQMmgAp2bMhAO9peFeg4AXUQ7+rUYxNKz1C7q6rw/b4cIHDwjZ9guvfM+z81I1vlYSj9R/3SQJm1f06vXNb/b7fM0fqAB6LniuzJe5DGyYII6vNfvzAUmqP+tawtMBzDR6f0bxxsMOKwskYtBxpNGkPs0EEROGrCcbbaz+/gCDGH+RsrTEukx86iwtj8FmHOxewGiB/hGFvTc56UzVXb59+z49KKgSs7UPQFdghowWPlcrxkEI4jD3YrAvygENielBMo2rqrpudurqmqbNQC+mHd1xhPj9u41KT2F5uHNpAwYwVkLbzd/zHtY5Wn1WkAQAYiy76cV5TwFPL7PZXTF0DjnKiNW/s7MH/UgnAaQG/12399oNS26DM1zKjDCizO8A4Sms3icfmV7szN+8daW8TDg5AhnPzYLmRITvQZu7pi00OeTB1T/Lx/hQ4SyAyqjUPcERATq90Ya+OYFWpoeDldHVcXG8HkjFqhZLTlfeDTudkP/kp+xYX3NK0fs1Xv/LDAB8rC5MFIrfrPsydIATWp+SQNWCkDnr2xjNQNg2u5PqqxQIQNAryo2/X9yPPcBHAFo6n9b/fGYaWfzmJn6GyITDnGbPJoJNCNY3/HrAAcAluJzRsdtN/E8gqU9WAU4QPICygGidfVS+vrP1X6vna/TAEmAHEoDsQCgUwGmgF0tYE8I6fc6BeB97ZYGtWVd/Z10uVirbzMTVwOI3QDB8hUV9+87tHDSrn27UvPCnfzxXOzB7V60V61eP9bwgwEcFtC6ANFfTUu9sMbv8j3/TesNqCliSj+Z/AHt6z6AOF7EH3eCOER40A1n2wwAR2sQSJ1v3gtYHOHmzuJ5U0AsAOh40ZNP+t81XgwYfCAU5uGUhH8z1QBfzxipU4c8cyTdzIA6PrS/7J5kP2atTdQLA+i/Rd1bKcCkAgFDAy01L/0xXB+uarhqj3fVLa2JfNmmRQDIhvnXZJxA7rhpn6Hd+u/SJ4cjVi6N0sJMz/Q5+T6OAMT6vhVU/mHBZ+/MEeq0Xe50o58crjuNhvqNpnBYgMfbe8q2qJOoF/HZLADEMZ7oddlEe9hMGrGbdfmpU4P+gFnAYMVhIcMq/k6gde0iM9Hu8y5U+Rs/5d2lUkMohRpDsQAAlOmqQDOBtIf5ughy/OZVYbVldWRBMIPIdIGiLtPWPVoNAN7tdBUsVJmT6yLR3w/rnzdsMAGhW146K/MohF8sp/s+q6Qp3/WrK5n+R+QfqY4uuVQvMWdxaVIAop/rf90E4uqCfW/V/3b0M71rygcI+NIxOMLU4rFvGuGbybPEm6EVPZIAnAGCnIMzxDiGAYRmIwMgBpeJXqcc1DStb2PTqPp+/BfV/9untA6gXkB6gV4nwKzieRqmMzSP6wqrNkZU+eqIqlgfmZvaJXj78Hn187bO7e7WWwcA6yjD/9Rt302ba35NVymf0K+4S3Gv7lmqqCCDLn+iuzXEAIIIwLKN1P0rreXLvEcVnqLGFp9jSkA4Wi8A4XRgegoaBHb+t07CDJjb0dM3jJC1hm4v3p/3RSNIxLsloMwIylFED9rLzgQUhgOsuQUXBAwAuxR0nK+BmvvD62qv96+jXdEKHhLYWT1lcqgpAOoqGsjp9apyPTl9XXgxrYh/JpChHtt9rlq+rY6X720zAOwDD7+r2zAq0scu/aHsoKzM5D3zc9OKc7vQCpysZJWRHlIpqUEVSg5yXkb0I/+Dwg7reQHdSeR4LfYsAQjnc6fR0wG0u38SdjpYGABWpGnNYc/zewEQtzeAfZmKwSR4Y6atP5gHjJdsDeIoA7f8NAzkCEEBAZ1fUukyNfb1s3g/sCyzB104WkuroasbVF05PcnpdSTqqkojSxrC6sPsHkn/qY1EFrSF023ftQkA/CgceFtmXmIobQQZNqh0c03v0vKaEnqfl5oWKonWRjNCoUAeqO6iMXepPXsdYmb9zBJzinhb/UMEavElAPA6HwjQDjXdNnoleaGpFpRslYC2UPT3ADygMFTuHSh9DtJ+5n/TCtQSosIAGnCeuQZuBrkdwTq6Ynn0XQeq+i11q2hJXGV9bSPdGUKtomVjy1OzE5fRrpc2pkSWDH1aVW5vlDf3/XYBQGtP+LWlKz+hgRohcwB6BtA0gqSt7J8Acv3PCVPnXem9m9vH+NR/cyVgU1BYJZ1ReCL+WAii2rHzg0ECKJ/h4FQaBgD4DEyArp0pU5EOw5F6lbzxm8FTTzllaWvHqz2262AA/EiXMCXs6qz74zUApv0rAOCgk/JLs4DWSFoF+su/BocJ4jtDxJozhWs5TZhBopcHHefAQtDHAIYFTFHo9gKM0x3gSYqSOQH6G8veE8t+HHf2Scfpnz7voEeHAmDe0pUrafCKmQFMz1/Uv8wsivPlRJ3oc6INjtaLOuA0N/c3k/e5anDZw1tK+noDBmjsfPPwVKKmGnEA6WMBaQNrlpLfDtIXwUS3bJj62+PHzekg3wu2O+7wr321ciP5vauz+pfFn04DPKFoVQD+s9TlknaiNFu4yeKJZi9D2DOEsgDE1gLectECkCYB92H1AtxWgGEkk5Kc/QJoVjmq0wB0Cj3raqaff9QBf+w4D/js+rlPRAMgoau9+JOZwAKA9F7sCMTgMvs6AlALLEw1N8nBvs/8FC8aIp4WsFNBLLqUMlHj0T0vPo7J+ZL77QmiBprdqamL3Pm/R49qddu2PfzToSmAROBGcqwFAN0B1Ff/mJzr5H+v+dx4saIdkS9Twl5nbn0JKPu1NYJbFvpKQHNa2vcCACMkJfpNNeIFAF35XFszZ9r4A6e2h2Nbu88OBcAbX6/6hIZshLv0W69A9gJAgKBNcsfZ28xxeu7CCltRArqAMWWc0Qd+kSis47YBXEVigt8CpaYopyNoVSZ6WrgRv4by6EXjD8Q9DTvs0aEAeO2rH2eS86c5AEAVIO1fXXOZtR/WaUrtzSnXLdnc3O+b8nUEn5cJhEHi5/04s4fiKl8tqPdH/8jgMceSV8NU3NM3awRx69zaSN3fLzrmwJM7zPsY4o48+KMLFk8sLMp7zl7/LwCQ9i/OT5+kWwcY/cd8II501gDwYLdcAtr6wT+h5EkhOIpTMUjrWHgfDqd/58Uj+lIzzRLuds57CEErFUTwK6UN0XP+95jR7XIb+Nb6tUMB8Jen5mfkFOZsLCoqSHbuLUCO1peBubNvVgEmfTffYOsVSPFavP4uX6tLQEdjaLZx28QaFE5KkJ6E4EJAyAB1n3p+QAvWquqqdZWfquLp0w9u918FaQ4MHQoAnNitT74yY/iwwRenpiQb9W8tBDVpwGOAkd3sAPp3iVZ/BdAcxW9VCegAS2idHEptXXa+5iDRfpp5DCu5XUqXkWTOooZuC7tp44Yzrz/zuNmtjdT22q7DAQAW2Fhd8cHofXcflEw3acQFRjIJ5GoAy3yTe5luaVtebcu9gKY5fmungZtNBbJ/o+wdR1sgcJ0vQPAKVey/jn5AY9XKVXNnnH9yiyt228vp9n47HAA4mb+8NL9w7epN8/fac/igrjnZdGdud+JF1v+ZaXk32qz8zwCwxFfc2T5/NFu52g+W2G1iQ+Gmvucox9yAxUZeHeAyFPBaXVWp1qxZsyC9MfGY6eef1K6TPK0Fzw4BAJzsHc/P77J69ZrZA/r2njB4YF8Vot8PcBjAqwFNzGnRJSlAHOaldx/92jndk5vNdlbOjgcAfbGnldtNLtDRrysAzgrW/usb6lXpplLK+zV3Jv/0+SX0O0cdmvd3OAawT+iah56fHA5HZgwe2Kewb0lPAwR7Bt4McCtLwNhq33VQTLYw7eWY1QQWYVrOFadzAcAAcIHQQEq/vLxclZWWLUlJDl0wferEBa2NzJ9rux2GAWyDp8+eT7da3HJudV3txX179Sgu6dld5XbJ4uiSPpzdw4/bAxDKZ9/YijzW8vAYbIHvWSUgg4Wv97OpXf8tJSm2qamuohtRVaqK8vIltNDl9tDqL/HrZjtM1O/QDOABwvT5wewh4Qmr1m08IyM9/YjexYXBwm55BIZsvSrLlFtbUwJ6un6+SI6b960SMBYAMNdPZZ2qJKdX0e/ghCORF9LTUh/cESPezyw7JAPEor9Z/5yfVx2OTli1Zt3hwUDiIXldu3TJz8tRXbKyVFZ2Jt3HGJdaS5THp/hYJWBzcweeFAJ6pxKwjm8vX0O3uacn3XquqqpmLcnQuZnZWS+qLTXzdhSB15o08osBgJ8ZsoZF6Je7A6NXr1m/JzHwCMqxw7KyMlU63RUsle71l0J9hVAoSSXjzmB03SGuPWzizCZUrgEUodU6eOKew3V086hwXZjKtzqavKnFr4DVUht3KfVyPszOzlpE7d23p089pkNX9bTG0fG2+UUCIJYx0A1p6ZFB9EsB/ak067dm7YZiMq6YRAP9pmsC3qcQSxTyjzg7fXyTu80OSXyim7icNqin+m4VfXdjWmryqlAohT6LriAxv1St+Oi7HTWfbwsQ/msAsC3Gd36ngyeDOh3Q8SPQyQAd74MOPYNOAHTo8Hf8wTsB0PE+6NAz6ARAhw5/xx+8EwAd74MOPYNOAHTo8Hf8wTsB0PE+6NAz6ARAhw5/xx/8/wOKgx4yCVoK/QAAAABJRU5ErkJggg==

when i use this base64 in tag , its showing perpectly.

<img src='above base64'/>

When i write this base64 image Using node.js , its not properly working. I am getting damaged image.

This is my node.js code:

var fs = require("fs");
fs.writeFile("arghhhh.jpg", new Buffer(towrite, "base64"), function(err) {});