{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "806873848",
    "entityType": "User",
    "nonce": "0xb123a1f4a05f8842fb987200a9a2f2cbf1c240129d33d360bf76f6a0f029e890",
    "signature": "0x509b22a2187f83e25d3ea05e0bf9a4fcde8d0633e8f604d50028bacd7d017ca60dae56030fc3e727d341183a20154c28e88258f5e2e89fcc3e705586e60413f11b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}