{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "52403052",
    "entityType": "User",
    "nonce": "0x47dea6ef30e38055626aae8b5de6dfe1bc48fa1b01a29ab0deca5eb8467eda02",
    "signature": "0xa66bfed59a21a9aec40bbd37ca033e02c134e9fd27ab96844e6769249cf90f575c53f0039b4b6dbfac8113e556e57b9eb65aec9145a0bad03bbcd43d743b6cc71b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}