Transaction not yet indexed

k2u1xVWZxppkXZPffWcQFNuVJbXyRUb5d1YYGLUnTcJcN7K2hqP4CcqAj1hEJxtKSnMgbpmnSQSEbf3GYCa8Wp9

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