{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "187397058",
    "entityType": "User",
    "nonce": "0x78aa26fca72b5db89fcd683b3361115696a445b96b4e5e50484febdcfea5c46b",
    "signature": "0x5fcd504474b447fd133f3f1cacf76e3795a32d7e7bf0c980e383e160e27369181d7e1c5c889267299389f6558e00ad14afbc135ea03e2b0412daf571ac0afd7b1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}