Transaction not yet indexed

421SQv9MQW4LD3fs941YDBqNMZLQzdBScBMzMxmVSF8vcJHeUpss6Ddoqtmp3gMZjWdjSmrK3PVH3MrpqHWxsfKw

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.