build
fun build(nightPrivateKey: ByteArray, dustPublicKeyHex: String, utxosJson: String, ttlMillis: Long, networkId: String, currentTimeMillis: Long = System.currentTimeMillis()): String?
Builds a complete dust registration transaction.
Creates and signs a transaction that registers the given NIGHT address for dust generation with the specified DustPublicKey. Includes the user's NIGHT UTXOs as a guaranteed UnshieldedOffer.
Return
Hex-encoded SCALE transaction, or null on error
Parameters
nightPrivateKey
32-byte NIGHT address signing key
dustPublicKeyHex
Hex-encoded DustPublicKey (from DustKeyDeriver)
utxosJson
JSON array of NIGHT UTXOs: {"value":"...","intent_hash":"...","output_no":N}
ttlMillis
Transaction time-to-live in milliseconds since epoch
currentTimeMillis
Current time in milliseconds since epoch
Throws
if nightPrivateKey is not 32 bytes