{
  "manageEntity": {
    "action": "Create",
    "entityId": "1057479160",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":1057479160,\"description\":\"\",\"playlist_name\":\"Guard Your Mind, Body and Soul\",\"is_private\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[{\"timestamp\":1776898218,\"metadata_timestamp\":1776898218,\"track_id\":1251518539}]}}",
    "nonce": "0x6c372459594b4fba75d4a4a947a5944aeefab4da94d26b50ffed3d6efcd11e6d",
    "signature": "0x9525d03f39a68be170ba4090181d29d468b3a9750e13b774137bf072e05a67083b3a4b9603f6dee2a850a0f38df74111e91a9d914bee81eecd6d3cb2e773af761b",
    "signer": "0x53f39D73a2dd51E9e8A362EF3b1383072E37cf26",
    "userId": "74209883"
  }
}