{
  "manageEntity": {
    "action": "Create",
    "entityId": "1545281651",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"quality❤\",\"entity_id\":1648543217,\"track_timestamp_s\":104}}",
    "nonce": "0x1f24cc5c2d8ffe3f081b0965872a2f0468c72895178be70355bb9d6aa4a44853",
    "signature": "0x3a7a44863e95043bd9ff6c772c2a9957ae8204f86fb5c341936b13d031617b2903ad32633185ab92113694adf24f8f1d89a534b03046e1991237f5a368628d5a1c",
    "signer": "0x789ee143De3EB2B6fd1dB048Af58d88f3cc98Bf8",
    "userId": "928878423"
  }
}