Transaction not yet indexed

667XkCM5THfhPgPsErMP9pv9Dh8GoBVzrUAvzcxZCjb9a2gbQMdZ4kdkitsvwgEDXYcupyXSJKJpEdBWpk4tvF7S

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