Transaction not yet indexed

28UMAKwUdorQceSTthF8SVkrpMfFbSuX9MhPTCfs8GdP3CsJ8FNii4mUfYjLJGZV5hjGbVkCESXLv8qms9vd9ZT2

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