{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "13011",
    "entityType": "User",
    "nonce": "0x6ac22ffbf2be6a9f5ed988f8c713312965794fae2214def449bb0a482704cfda",
    "signature": "0x57bdced88cf7fba70d63e907ae11749dbcd664887fd11389b99d484d424c903909c7bf187816aaae127ccadeba8928b548bca17a099200d78f8238e0941492ca1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}