{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "66183",
    "entityType": "User",
    "nonce": "0x6e73d6903f636ec1b7c2a9708fde582b550e142dddb8f5a14df3987555f07a41",
    "signature": "0xd8ea3661e2f8fae325b470dd799479db8f33875b557047040a6774d10c79b34067b63a44bfa79700602f26013dc0bb58f18409556ff286131e7b772d30e7aa3b1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}