{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x03d97adef8cffa383d31eae95315d4323f9484ff99547fba385b7357446b1a3f",
    "signature": "0x5830e47934561b9902fdb8d963a0f165b4742e9ecf1596882599a4d580537b49539fa1e0211726c4a724c0434a0bd1887ffee15b34d37881ee474720b40322a01c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}