Transaction not yet indexed

MdQU4JKQXurMJU72ExaYJr4yfKFFFvQwpfcjFPSybgdd9p4c8an1wDUVXaq6imZRkshFcMnYbY2ETsvwLT2jwNN

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