{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60",
    "entityType": "User",
    "nonce": "0xc6b19d81483e3c90ff1da014bd7e0353130736309e5d762893e9a07725aed758",
    "signature": "0x5eca269f55b4d904fe314bf33da72dc9c7c582f6280b308f5b70e72236182754422d0310793ac95951913e96a065002444236d58dcb8f9e349b7fcd48d72b0f91c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}