{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "579694179",
    "entityType": "User",
    "nonce": "0x1165716b79eeafd304e8f466bdc8f27bc12d2844713cc22045cad59d57cde7e8",
    "signature": "0xe7fd19dc0af9054845db5eab3bc3a9fedf9500046115736d6270e1200439b4e863afdb57affa45bd8b0823a7293b6dbc570a29d8c8acb89d3b6eed0e5acc307c1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}