{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "862976792",
    "entityType": "User",
    "nonce": "0xccba9a682047163bdf5ac2212f5ac311ea079fd5551b717e779c745822d7fb3e",
    "signature": "0xb353ff190f8bff671365992c12b9878d5108c36591b71e7c6842bb4574f3ba385b7f7482eccfea767fb31589cd046701a636b41af23b0e8f1eb3796d1701b6ea1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}