Transaction not yet indexed

MmDDfJebq4mWEQP6jNRkUSekefBJqG1E56NFeEJ2v8b7DDNpXfKo6aNsEvy7JDFobKkbZ3GUqrtzMrDbSZqMnFo

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