feat(api): round trip attribution_method (#410)

Author: joe-prosser

CHANGELOG.md

@@ -1,5 +1,6 @@
 # Unreleased
 - Check status code when getting octet stream
+- Round trip and add default for `attribution_method`
 
 # v0.38.8
 - Only ask for ai unit consumpion consent when unpacking CM packages

api/src/resources/dataset.rs

@@ -132,6 +132,19 @@ pub struct GptIxpModelConfig {
     pub flags: Vec<GptIxpFlag>,
     #[serde(rename = "iterative_config", skip_serializing_if = "Option::is_none")]
     pub iterative_config: Option<IterativeConfig>,
+
+    #[serde(default)]
+    pub attribution_method: AttributionMethod,
+}
+
+#[derive(
+    Clone, Copy, Debug, Eq, PartialEq, Ord, PartialOrd, Hash, Serialize, Deserialize, Default,
+)]
+#[serde(rename_all = "snake_case")]
+pub enum AttributionMethod {
+    #[default]
+    TableHeuristic,
+    WordIds,
 }
 
 #[derive(Clone, Default, Debug, PartialEq, Serialize, Deserialize, Eq)]