Transaction not yet indexed

21Z4uLu2M8a3KA1dxUeN16PB18r7xtKRWSWRfZMp3ok4yjtB5MitsUd3dPiBQapNHt1dRBaPjfkxjFWV7eWDKM2A

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