{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58973",
    "entityType": "User",
    "nonce": "0xff094b547a870c9dc55c5913941b4226b8f2b24d75d7557fd710ce8123f658d7",
    "signature": "0x9007b5b7f45d4f012f9234149aaea4d47cf210da205a06e0abefd63e7a66b8f361bf00e3d36c7cb6fdd0e055b37ee983c700a576232c0ba85fa5b9bee618679b1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}