{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1270473",
    "entityType": "User",
    "nonce": "0xa25936d87e00b06216529c330cb7be465686468785bf466b846e2211c5811033",
    "signature": "0x54906606ba76c4be8f8fa06a49d8f2682f5b95119a11c5ba42bfc05f6f3554411efdd9f6ac6ebce6468a325c76022edf5c8aae7d2d162377163a50737bfff1f31b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}