buildBase64

Builds and returns the SorobanTransactionData as a base64-encoded XDR string.

Convenience method equivalent to build().toXdrBase64(). Useful for debugging or when working with APIs that expect XDR strings.

Example

val xdr = builder.setResourceFee(1000).buildBase64()
println("Soroban data: $xdr")

Return

Base64-encoded XDR string