{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "185420719",
    "entityType": "User",
    "nonce": "0xa2b23f18bad23a0f89ac1bfe4c9b8fa9f7a7dab4b66376bc9c24ce5709805cd7",
    "signature": "0x793bff7754455ac22ba12e100b98aee5fb52dffb645afe005b6ef60c836054c34616656ae7984ca67380000b99e43b499c6ffc491ecbfd32101922e7d9d43a6a1b",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}