Transaction not yet indexed

21mgPNPBHpiRdyw5itzHyQZad75yQNctm2oN3XsvFF9wvDBv9aCvpoVhBmJd6NbWeMvnqHv4vNdxAFHeH6UN5ufC

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