{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "88497063",
    "entityType": "User",
    "nonce": "0xef48a6dbecbc025b8070f3c39e180c6e3dc1b432217c1346c516d2ce7007619a",
    "signature": "0x32e4d7c223b2d91735654357254d0960f684bcbed9621a1ff3c88cfc0e70db1c45b78f38624abe8c83baac535cdcb5f215282e625260a0831a145f9fb25a9be01b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}