Examine source code of In rainy days. echiechi

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    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000000"
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  "version": "2.0",
  "name": "In rainy days. echiechi",
  "manifest_version": 2,
  "description": "In rainy days.\nPersona: rainboo\nCredit: echiechi <a href=\"https://outgoing.prod.mozaws.net/v1/78442a8913a1dbf58833982f0e927a1b6e83eab766baf479d24b0ee83b56a7a2/http%3A//www.wallcoo.net/cartoon/illust_echi_02_1024/index.html\" rel=\"nofollow\">http://www.wallcoo.net/cartoon/illust_echi_02_1024/index.html</a>"
}