{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1717913",
    "entityType": "User",
    "nonce": "0x963b367fde91edea025a887ecfba36750070a25fe426a4ba9aabbe089acc86c6",
    "signature": "0xfaaaf6ec4a27ab9aeb410340f174064c13f0c58c460c2750147ef40032af11001abc19b284defea84e86323e8e712fb183a77185d6dde5ab0a7f23a9fd8b6c9e1b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}