{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "97654",
    "entityType": "User",
    "nonce": "0x8bd1f832e45c31171ff580eedea268fb61be29bf9f15126e79910f33ab23daa8",
    "signature": "0xe265c82f084e3109c30ffcd62ec7cc99da991c6d22a4896b9f725279bfcc14943a096597dfefb16e5dfafc5ced81c405cf7d671f26bf56c82dc6c4c4d585f3dc1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}