{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "448076",
    "entityType": "User",
    "nonce": "0x207c9d3a7fe6117149d59d4587124e43ef37b91c0f742f48ef17dd48e808ace9",
    "signature": "0x7a81e5d3997d9e8de2b048bfdf41e82d9a326fd8c370e9105312531289472fd91d83563fb0b3f9d43be8c3e0e9c67340822cdcd3efe11405f2d10a2a13d53be01b",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}