{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "340093",
    "entityType": "User",
    "nonce": "0x232b300a93da41eca7839c7acbe1f51b4fc4015916bef0753bf24e48a3b80386",
    "signature": "0x92ccb592623a6fc417de7967d91fe9ed13226db33998f079e8326df499d4cb78044ea981250da704645116f96d4c1f9eba9502b9e2c85459f0bd677ad1039d6c1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}