{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2131",
    "entityType": "User",
    "nonce": "0xc5712b452fc400dd4b29286129ab7b9a098f7dfd6a4a4dcfde3658d78b6c91a8",
    "signature": "0x098bde563d75f1823ecb6d4f3269b0aa08d9f55fe209fba297c15258a9d47d5578d65da82df49fbedc926df517f6e8992da8e8ea7a7c42bf231a3668045cfdba1c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}