Transaction not yet indexed

388bM7oFnS1z7qCey4hjQTCmSg1u2d7NF8CQVVS4kUX6LweJnRuGQs3kvzBbqb1mDWucp14Z8NnrxKJS1mRPy6F1

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