{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "310808",
    "entityType": "User",
    "nonce": "0x4c5d8e66d590ef8d82d91cd41ce7d268e351c16cc1f34851481ddf97097a1a28",
    "signature": "0xd71e93efadbfc4823ff98bd0b2626c21b4b7a87bd4831f9ae509359fcf7d8f0b16e2620c846d30db18c0898a9e142d9dcacc8d6975458738ad66bbfcb874b5fd1b",
    "signer": "0x50Fa68E2236737fa15f471F72A9AD1Ea99870D8c",
    "userId": "336906"
  }
}