Transaction not yet indexed

421bVffRrbG7EwzDZ6MB28mG2ye9Cp8QsE8SG7f2jCyLccGBaxrRhxdFVmNGFKY6vZJKQ9vnHvkYcEZjL5ihwdNk

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