{
  "manageEntity": {
    "action": "Create",
    "entityId": "1565874904",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"@Jukeellington \u003c3 :D \",\"entity_id\":314805081,\"mentions\":[5642],\"parent_id\":18314944,\"parent_comment_id\":18314944}}",
    "nonce": "0x9ec7b946dd6285d97fb010c68a42d0951469d46004b85701c1e56b589c3bf608",
    "signature": "0x20fb3b406d0f12770d320d1c424eba4981eacb25b31eac44800ad9cdb7783d0e7bc8f7afeed8698c4b74c12fb865db9a2570ac94b582eaf906c02346268623da1c",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}