Transaction not yet indexed

CU6Rb5SrbUMJC5MXrC6fx9HHT6FXBxAUvA9bUnLDYRvcvnnftSFNZUw2fApc8imkZTs1eyJr6EuEmN2RQ7j7sNv

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