Transaction not yet indexed

Yb9BZVGphKHzCTFnCT3o1vXDQhqBybfdAVGgW4KYJaJE8ZEpSC3CWjBbT3RTtAcoGdM3JpfbwoBKVGKBu1P3yBn

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