Transaction not yet indexed

1SBirkUnMYqQ1xpPLS3h4Do7Sm8fuGdsh8EU6AHPywBfRFE8VTfxqc1PgfRCpddrmKko1KFbTCXMHvGVXuXfuSx

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