Transaction not yet indexed

53LkkcBbVGggCchQr6riFenUxWnhRYF4RwZFH2LXo2B3sscf6bExCECeRs2cuLxEM7eWS4vtzR3DsCYCBNh8uoWp

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