{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1054101",
    "entityType": "User",
    "nonce": "0xc5c8169114c2e8800336708d5edf92035e179758356c9ff3e25b660ed5a77144",
    "signature": "0x65e4018e008572a6169ead401038bf2a348ac332ac28073c1625561b9911ec756ff8903c8315505bb1c10eddc248c731182d5937a852fdbbc8478408e0d1fe0d1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}