{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "956299384",
    "entityType": "User",
    "nonce": "0x33c1c5a82e23593d3ccde1c40a3f5e616ffebe8e3ac207562d7a071e06bcf746",
    "signature": "0x8ca9a20814266c6d5119914e04bc07822046c0638e1b28993e255196719caa1000e9a7798b4e93036e18555bf66ead69ef121b8b46dc8f137a430e7e7a65b17f1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}