{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xe9cf9da71e21b301d24f1690a1f5b7d30452ca4bb0082452ab5021270e3fabd7",
    "signature": "0xf2af7cf2dbca0bc6a67976512cafba27b4a5f9385abce957e63c188995628f7f41a09d4ca0d2cd272c8794e04ea957c7b6167f3032ccfffa22edcd499c31ce361c",
    "signer": "0xa4A8a4853051b18e0f0f777693Ce34CF4bCe9385",
    "userId": "634886384"
  }
}