code: function generateMetricPayload(ctx) {
  	let payload = {
  		id: ctx.id,
  		requestID: ctx.requestID,
  		level: ctx.level,
  		startTime: ctx.startTime,
  		remoteCall: ctx.nodeID !== ctx.broker.nodeID
  	};
  
  	// Process extra metrics
  	processExtraMetrics(ctx, payload);
  
  	if (ctx.action) {
  		payload.action = {
  			name: ctx.action.name
  		};
  	}
  	if (ctx.service) {
  		payload.service = {
  			name: ctx.service.name,
  			version: ctx.service.version
  		};
  	}
  
  	if (ctx.parentID)
  		payload.parent = ctx.parentID;
  
  	payload.nodeID = ctx.broker.nodeID;
  	if (payload.remoteCall)
  		payload.callerNodeID = ctx.nodeID;
  
  	return payload;
  }
docs: Generate metrics payload
  
  @param {Context} ctx
  @returns {Object}