{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56967",
    "entityType": "User",
    "nonce": "0x41598cb1c9fb8bf3dcf0c7d4159a6d45d74fc9ff7b6415b3250ab9087ef7b122",
    "signature": "0xe87b61c5c9874f76fff8116204b4cf02c5b19c848fb076e20dd73a66eaa81b8c36fbeb67afca3d16cfcc283e24ede894922830f525feaf131a6c84aa063a714a1b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}