Transaction not yet indexed

MEx9HTkze8Ym3f17rv5cCJ6SpTYQaC8pqBZSdRdSBWhwRfZoNs8WP8F1A91BBQaYKLX3WfPG3iCumgm3mA4bP4V

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