{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69398",
    "entityType": "User",
    "nonce": "0xa2ffe32170ec3a5da19c2935ebe3b0557da9d2c1301d20cbe0fc239c71fbb6ac",
    "signature": "0xa1a62fd599912938f12651c6aab9f07631bd9f2578839e71559a1218b9c49ebb2a4d4f89c992c07e54742a2967654a8f9ba2bd0d30ec9f163f0e6653dc7235af1c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}