{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "162016",
    "entityType": "User",
    "nonce": "0xe8f8a0fd5ac081b02b097b27a1ba185c8b4718ca78fee305f423d4207fcca77a",
    "signature": "0xfba960caf3026b09962266c9606c370d2844ddf0115f4945ceec25f2405db18534e6fceb721c61aaad94eb8e431170f5532eba2d2b6965d5d464e5c89e8cee6d1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}