Transaction not yet indexed

28vvyFh15bkyoamQ1Co1FjfMsRvKNJwXKTN5aWez2axjtJFbFzSCd5mFb88Jt6vwCdCdDNRqqeUWhdATnHKBQnk6

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