{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xef97432eb1061e4f815b1ec9a2b4afa94f6f1b5e4e3181cff3984b10af0718d6",
    "signature": "0xe628dc356f2d15b768f6d93373e246d4b3a00a3453c3a8560a4cfa3e31575d7f155fae13d72ad02d00937ce4fd291812b9c12a60b80d05a9e807c477805de3771b",
    "signer": "0x49453344e6cf32d3172b6Aa3Fa67e98Efc2d6284",
    "userId": "220496640"
  }
}