{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xce3893e683d9e97c5f85bb4df282a8accce409bdb2151b3ab83422e0bdc43ae6",
    "signature": "0x002b9b1ae580d4c7e07cd782c8c9dc16f0fd1188127e3ec35674d422e43f0850426319485515d490bb5a577e2a88df503cbf459cc6c21f3a1a0bcce167bdb0df1c",
    "signer": "0xbD5104152D33Ac96296708739F067AaC7fC36588",
    "userId": "438527948"
  }
}