{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "54697",
    "entityType": "User",
    "nonce": "0x65721925ed27805721a4fe6f98a0f61608cdfa86bebb2b5ceee028c7cbfcc00e",
    "signature": "0x5df8f40e688af4e0eb6316cf290457a5a03d70b6e25da8276f9c0329cc77a0214e327737ae0ce22e00c381d304a93449ea0081e008df2595770806a038b85f5a1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}