Transaction not yet indexed

21SwstJhdQAvbGsNtoZPtuReR6J3qoPNPvdPXUPt2nXbDFu2m4SsSy1Vn5fTWqMwFBP9e5VTbGKf3zHm9aQ8cvY5

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