Struct AgentEvent 

pub struct AgentEvent {
    pub id: Uuid,
    pub session_id: Uuid,
    pub parent_id: Option<Uuid>,
    pub timestamp: DateTime<Utc>,
    pub stream_id: StreamId,
    pub payload: EventPayload,
    pub metadata: Option<Value>,
}

Agent event Maps 1:1 to database table row

Fields

id: Uuid

Unique event ID

session_id: Uuid

Session/trace ID (groups entire conversation)

parent_id: Option<Uuid>

Parent event ID in time-series chain (Linked List structure) None for root events (first User input)

timestamp: DateTime<Utc>

Event timestamp (UTC)

stream_id: StreamId

Stream identifier (main, sidechain, subagent) Enables parallel conversation streams within same session

payload: EventPayload

Event type and content (flattened enum)

metadata: Option<Value>

Provider-specific raw data and debug information Examples: Codex “call_id”, Gemini “finish_reason”, etc.

Trait Implementations

impl Clone for AgentEvent

fn clone(&self) -> AgentEvent

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for AgentEvent

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for AgentEvent

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for AgentEvent

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.