{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "980224167",
    "entityType": "User",
    "nonce": "0x5bdb6fd07b58adb4a30d389085e84a9a964d87fb0e2ee82912b5ec153593e517",
    "signature": "0x5f9fe9ec50159556244d73b8e234cc5a578cd012090586edde00ec6e13019f7a3b64c59efed90f8cfd8bd1e55949dff4ce6d6dde86641f5e281572111db67c311c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}