{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0xc6bb6181a213ae025d5e38bde134648fc9af5faab4196a08b322f808ebd9c919",
    "signature": "0xcf366b50090a8bd52f169b39abd175e2c668f9b6dfbbb3d3517bfb597061c8814ecce810d69dfcb3503b9205993b6fbe2642413c34200867baa808ccd8b827fe1b",
    "signer": "0x7E83B25b16B783fcd72F59CE3004CB54a30e53dE",
    "userId": "611206472"
  }
}