Transaction not yet indexed

Q19UQERTAoDaD4zC8no9YCneBDuHFvqqSgsyxG8b36xAp7P8GWcV2upTxiLPs86rvJhUF8kZE4QmuEZK1kTkVuL

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