Transaction not yet indexed

21M6xiPeRTqaqJZ3o7Y8ztU28Eq7sU4EoyvjqvA5oEZEjD8sskBVLR4ojKBZ1f1vxKKmaQAXvbSQoZex88L3CJfF

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