{
"manageEntity": {
"action": "React",
"entityId": "1490840790",
"entityType": "Comment",
"metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"entity_id\":1873691802}}",
"nonce": "0xb52088611564cdb4913e7e8aa331199e00e8a1eef2650fe945dcc07f9a9e353a",
"signature": "0x7c61f30b2b4eb8537facab84a08233f0e4ac90aa6a5219a22e3192d2b5cfa10b1eaaee6a6d8a6a48c90102ff853021828cba56acec70cff43d40367efbb0c5e01b",
"signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
"userId": "707937"
}
}