Transaction not yet indexed

53SW6fPdcWWWiag4KJ4Zts9FM6oAi7GVzvhEPGBVEroFxjVQ8H7ApCAsqvuXLFcRzPLqQBCr4L9aPNGvToKXuRc2

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