Transaction not yet indexed

MMtRPDRr9pSxBnw6ae9nSFrNphHyJpRcwSPgFUWAjzAxKqPqCVJXeRsfFK4rMm6AHBQy4NdDFpfGZmuQymuxBbS

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