{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "152769",
    "entityType": "User",
    "nonce": "0x62e8bffcdd7d6cc26e49bff44b0de36ab2979035860bc840b8bde3fcb72087e0",
    "signature": "0x70b6a8121abb0b43d92bc48d63ec51af06e5d91a40b98514808f3eb1d4889a6b1c3f4eee199fa00cbaa651bcc37eb81c0a00638e4583233e61bff155532590b71c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}