Transaction not yet indexed

FM2Gbngg8Fykmp5QSTScWdsvZAUD7cGSvmCUtFUfzF6nQmVpCY8HJpLN9SnDXSg8YYfAswfZqYQ3NPPDiHYEL66

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