<?php

Create TX Sample (without sending it)

This sample code demonstrate how you can create a new transaction, as documented here at: http://dev.blockcypher.com/?javascript#multisig-transactions Source address is a multisign address. API used: POST /v1/btc/main/txs/new

require __DIR__ . '/../bootstrap.php';

Create a new instance of TX object

$tx = new \BlockCypher\Api\TX();

partially-filled out TX request object.

To use BlockCypher’s two-endpoint transaction creation tool, first you need to provide the input address(es), output address, and value to transfer (in satoshis). This is provided in the form of a partially-filled out TX request object.

//{

"inputs":[ { "addresses":[ "03798be8162d7d6bc5c4e3b236100fcc0dfee899130f84c97d3a49faf83450fd81", "03dd9f1d4a39951013b4305bf61887ada66439ab84a9a2f8aca9dc736041f815f1", "03c8e6e99c1d0b42120d5cf40c963e5e8048fd2d2a184758784a041a9d101f1f02" ], "script_type":"multisig-2-of-3", } ], "outputs":[ { "addresses":[ "n3D2YXwvpoPg8FhcWpzJiS3SvKKGD8AXZ4" ], "value":1000 } ]

//}

Tx inputs Source address: https://live.blockcypher.com/btc-testnet/address/2Mu7dJvawNdhshTkKRXGAVLKdr2VA7Rs1wZ/

$input = new \BlockCypher\Api\TXInput(); $input->setAddresses(array( "03798be8162d7d6bc5c4e3b236100fcc0dfee899130f84c97d3a49faf83450fd81", "03dd9f1d4a39951013b4305bf61887ada66439ab84a9a2f8aca9dc736041f815f1", "03c8e6e99c1d0b42120d5cf40c963e5e8048fd2d2a184758784a041a9d101f1f02" )); $input->setScriptType("multisig-2-of-3");

Tx outputs Destination address: https://live.blockcypher.com/btc-testnet/address/n3D2YXwvpoPg8FhcWpzJiS3SvKKGD8AXZ4/

$output = new \BlockCypher\Api\TXOutput(); $output->addAddress("n3D2YXwvpoPg8FhcWpzJiS3SvKKGD8AXZ4"); $output->setValue(1000); // Satoshis $tx->addInput($input); $tx->addOutput($output);

For Sample Purposes Only.

$request = clone $tx; try {

Create New TX

$txSkeleton = $tx->create($apiContexts['BTC.test3']); } catch (Exception $ex) { ResultPrinter::printError("Created Multisign TX (spend multisign fund)", "TXSkeleton", null, $request, $ex); exit(1); } ResultPrinter::printResult("Created Multisign TX (spend multisign fund)", "TXSkeleton", $txSkeleton->getTx()->getHash(), $request, $txSkeleton); return $txSkeleton;