Transaction not yet indexed

21R15CUVdfzXEqbZF4q9H72ktM9i6LPm5xB29KmhSXoJ8mCqfxdodtqByBCbGRGcpafb5WmGYkYMFiw3SqNjmG4d

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