source addresses private keys private key in the same format as returned by Generate Address Endpoint: http://dev.blockcypher.com/?shell#generate-address-endpoint
Source and Destination addresses used in this sample https://live.blockcypher.com/btc-testnet/address/n3D2YXwvpoPg8FhcWpzJiS3SvKKGD8AXZ4/ https://live.blockcypher.com/btc-testnet/address/mvwhcFDFjmbDWCwVJ73b8DcG6bso3CZXDj/
For sample purposes only.
Create, Sign and Send TX Sample
This sample code demonstrate how you can create a new transaction and send it to the network, as documented here at: http://dev.blockcypher.com/#creating-transactions API used: POST /v1/btc/main/txs/new and POST /v1/btc/main/txs/send