Transaction not yet indexed

mBu5P8NCVCWC8NrkYtiwFzYaviQNsQmqSexekRnhyCEHjSE6GtBTSLdrTu9tCiJoxVg8sjyhJdJK5vkScxUThcZ

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