{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108474",
    "entityType": "User",
    "nonce": "0xd6288f56d14459f97967d0230d2765a7cd9d5662782166c915f884b3cfc3d2d1",
    "signature": "0x005740f062a1b2827e72d9fc1fd17115cf858a9dafb1c91709175fa2f0934c267a70e24f95e1adf1b01dac616bfb240dae5bec1c69531a92f377049f9edc51191b",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}