Transaction not yet indexed

MMcC4fAw4ps9p6qdZfKH66Qxg5hyHMSp1b7ToTvouyTKVh6M6XHNzcWNhxAV6ErvkKPzZakujgiSWtUoVTbA1UT

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