{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "74667",
    "entityType": "User",
    "nonce": "0xde627954a0cfa520b5b651bd56924939c4c2fc28a67f49cd1f8b78ea01ced6ba",
    "signature": "0x5d95c44f881575c65cd10e043c5398fe29c23435be6bdc3b14e6a7f60ac123546435a283477c665ab152225f4f726499eaa536c49a9931fd9ddb2b4e84cb29dc1c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}