{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x1a12a723bafcd2495a59160df947c66e10b97b5767a845f4f0983cf0b0aaa5fd",
    "signature": "0xbb16f237c646dfebb2e8ad667bedc0dbc8726d8dd30dc5171091ff83ee96f0042ab1889a847031447f79030c84b5395057fb14b8a89f81eb92faf95deeb6e9951b",
    "signer": "0x5b2F3F58c9c7f7A4C88db0bD454A1920416Ff15d",
    "userId": "51387"
  }
}