{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "49130",
    "entityType": "User",
    "nonce": "0x3838edfe8f117700b1ba6bcd158cc41bdcf4b72da217140396e2bb24bb14cf14",
    "signature": "0xf7cb2bb465c7e0d720de53559aa51ed49220c23f65d9292cadf00a23ee2892484ebfed2488c54bf393903f2beef4188a83ff8def0c4f7460992e1f44f2f951e61c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}