{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xa38312b34cb8dd4af10de1a5eed11a9ef46c4f8f0ec7c906653abde469055a4a",
    "signature": "0xd50d6326075eb4b3accc07e349696dffc1455dce48d6ef032314058da5eaf579120b779576e2f3a9f72cabdfdf106d0bd74abffaba1739f3237f549d39bbdc581b",
    "signer": "0x6bE1750982C097e426E546542683fb42BD1698F1",
    "userId": "863774823"
  }
}