Transaction not yet indexed

638TLM3uX3g3HXzRWkGtko2z6bBAmXUq1mCJShucz8GYYMtM7c2Ww3CrPHx8uh7w3zGTMADbK5LM5kCe5RXtafCT

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