Transaction not yet indexed

21Fmg9vHNiEucvwXSz2uKuRyu9bG5dPeb5DwSxNi3qvPL3UXASib1vgJ654eAHQ4LXsXoA8bGASGuiwxVGu2XSoK

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