Transaction not yet indexed

u21F1SrpL5e7BH9L9QrwJQYSqgGLNCSAqC3NsUHWZVMe4hB1Pp9DhawFULZLGsY8gbt2MAQ2Z2qVDEHTYag4moa

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