{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x6fcb432cd8ac76cea01236fe0e2bffc275a0a6e31648e2ae36ce4cb236f28882",
    "signature": "0x9ba535483f0ae790f508acb97730ce05e49ef6210bca9c50e20facabdce83be831d09ad3f8cdb0d8ea6b242d6de72ea216739a27ed14a33a84c7c87bd40a362e1c",
    "signer": "0x14ab7027c19a202dbEA7a9218aa291D424d901e9",
    "userId": "111579"
  }
}