Transaction not yet indexed

5Mddk4fDXhttdKCsmcA7c6bTJUwcdDjKtCY3zeWSn2M23Ux5PZu7X2HVG2qmhLKHtBSDjzfCJWj9N2ux6X8vtQhD

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