{
  "$schema": "../rpc-schema-draft.json",
  "type": "object",
  "additionalProperties": false,
  "rpc": "txdiscard",
  "title": "Abandon a transaction from txprepare, release inputs",
  "description": [
    "The **txdiscard** RPC command releases inputs which were reserved for use of the *txid* from lightning-txprepare(7)."
  ],
  "request": {
    "required": [
      "txid"
    ],
    "properties": {
      "txid": {
        "type": "txid",
        "description": [
          "The transaction id, inputs should be unreseverd from."
        ]
      }
    }
  },
  "response": {
    "required": [
      "unsigned_tx",
      "txid"
    ],
    "properties": {
      "unsigned_tx": {
        "type": "hex",
        "description": [
          "The unsigned transaction."
        ]
      },
      "txid": {
        "type": "txid",
        "description": [
          "The transaction id of *unsigned_tx*."
        ]
      }
    },
    "post_return_value_notes": [
      "If there is no matching *txid*, an error is reported. Note that this may happen due to incorrect usage, such as **txdiscard** or **txsend** already being called for *txid*."
    ]
  },
  "errors": [
    "The following error codes may occur:",
    "",
    "- -1: An unknown *txid*."
  ],
  "json_example": [
    {
      "request": {
        "id": "example:txdiscard#1",
        "method": "txdiscard",
        "params": {
          "txid": "6e680cb76077f11c838cc7aee0c0aa360f9857f00856bb1614025a1af53739fc"
        }
      },
      "response": {
        "unsigned_tx": "020000000142dc00d81359c3a551e170e3bf5262fa9cacc2eb2e283a10e579491cd86dce4b0000000000fdffffff02ffffff00000000002200205b8cd3b914cf67cdd8fa6273c930353dd36476734fbd962102c2df53b90880cd42839800000000002251207836355fdc8a82dc4cb00a772c5554151d06384a4dd65e8d3f68ac08566b84be66000000",
        "txid": "6e680cb76077f11c838cc7aee0c0aa360f9857f00856bb1614025a1af53739fc"
      }
    }
  ],
  "author": [
    "Rusty Russell <<rusty@rustcorp.com.au>> is mainly responsible."
  ],
  "see_also": [
    "lightning-txprepare(7)",
    "lightning-txsend(7)"
  ],
  "resources": [
    "Main web site: <https://github.com/ElementsProject/lightning>"
  ]
}