Transaction not yet indexed

M66c3mjTuLtuQfjzPeJ54K4VhueJLQqUg8u2rRCk9mk2WojVvKc9buBKTbbBQ1ZE7Sd5i2dfYNt9BdDSFvPMAYa

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