{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69340",
    "entityType": "User",
    "nonce": "0x812263d9cc37d7f14362eef98e3517254269b9979d18433959e9ddd42ff1254a",
    "signature": "0x6b9efd1eba81b800d645f5b7999153893b6a05375df1c94c6addb5290227055e09cbbeb97d57d4a93e854aa1a964adf955b6a2ef68f2359b3544d2f1539c76491c",
    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}