{
  "manageEntity": {
    "action": "React",
    "entityId": "622981750",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_id\":622981750,\"entity_type\":\"Track\"}}",
    "nonce": "0xa319bd42206f0ed77a5dd1fbc807452d40a13b8b25e0ac0d825b74459f91e5ef",
    "signature": "0xd33ee4a0d278dc0e49038f455a52b5ec0a2c06734ba5f313402a1379838823126d1057bda08b3a7bbf6d9257f5c4d5e121ca1e66547d5b6ce003fe3ce264dfde1b",
    "signer": "0xbA645f4Fb1e904C0417A244a3942566b42Fc8343",
    "userId": "43309"
  }
}