{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89655",
    "entityType": "User",
    "nonce": "0x468b474319317939a28df5457374cebc5857b8d43943c854f316e4c0a67ace19",
    "signature": "0xd1cf73532e24fc001d5619882bc496830106be165448a78af5426e2b6d7f2b892c51388722958d2634ff5076e5a97f913ec12b6d234b906c7a9efe34e9d5bff21c",
    "signer": "0xF7628Ea36C0C266E289b7538b033fB949A6C31ff",
    "userId": "386745392"
  }
}