{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114668494",
    "entityType": "User",
    "nonce": "0xe755a354c185afcf32906d45f338b5baf50e2630b45efe3159c11923ae37d235",
    "signature": "0x7fadf89fa89670cca2e58d08b1bb1357ffe8657d4944087a43e485e5d7a94d7047de6b5b221fecf5f921d8c7665cf54e8d76c17b2feca84cc58adb94eca91cca1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}