Transaction not yet indexed

21pMmc8eyAAzVRriZZ2mYJz7sZ1iP6DawCqKoQKbx3hihm5MHRuEGb1CM8F6Bb6AcH85CYBkavcLS6p16cL4FsLt

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