{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x8cf56aa9e6a953682966bb3e34060d5c243a8f47936d5102538d4464886528ff",
    "signature": "0xbe7233e120442557389199ea051aa9c711aac0d2e8758c40d71f467dcf8f0f2a4d092aff1064c9f4f3051387cc3069733709ad0503609709d63b74e042e5e2d91b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}