Transaction not yet indexed

AmpCMKc7Cc8wJWBtqWHeWKRRSHixAgS9w2yb9kyThmYmST4cFGQgoKrSt5wWAiwsS15yh5tscoU7v5oYSdF13ov

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