{
  "manageEntity": {
    "action": "Update",
    "entityId": "117054353",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xd40c4bdd241af8bf91e3004598465073ec019b9d5645457e75d352e5bd6e38a1",
    "signature": "0x5d5659845cf246eac77a3212d6d1e3d7465c0fabdccacfb06726d6c776abed8c7f576177ee92559c8f292ae4b0923b441ee11a87f7017e3bb2b1240a3388cb581b",
    "signer": "0x105129819CEeb8C5D094df989eC64469Be1041AC",
    "userId": "117054353"
  }
}