Transaction not yet indexed

1b6SwDAYkDCy5JRzy9jtpxHJ2GCH1qUBa3WKRG1KSwjsMQt1TctftPUt2uSzAvvRQSxEi1ZNyjJUVDQRhKiaUUm

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