Transaction not yet indexed

4z21b8fDaZuDfHvfYPsQZmdvPfGEc73mzfm8htjxtC4AG6f41z1keePSepT4zHB1Ht6nnhZ1uoq7AMgKLF2sR6g1

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