{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0x31b3ad4e52cd421780d9b64b76666cbfd690445041880e086528cec368fe39d3",
    "signature": "0x85afa6488744a418af50330e25b904ef74e25a185217024f937b0045ec377568698d2dd2d261060193abcff5b7984936b87120a7a611009886a47d1ac53327021c",
    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}