{
  "manageEntity": {
    "action": "Update",
    "entityId": "154933860",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x006e4fcf31c5ed916a22017ecfa5a088551b0dfd4eeca2bf37cd063b17f1fea6",
    "signature": "0x328e2f9432e8fb5f53af0d5f36d58e762ab3afbb3c7781dc206f38c562403b061fc47390daec727e24e872214ed123d238fc7da6a08ae6f3d89be5b8dce6b3651c",
    "signer": "0x260E0EA538b8249145E39aD84bD442E4a38E8170",
    "userId": "154933860"
  }
}