diff --git a/src/api/log_params.go b/src/api/log_params.go
new file mode 100644
index 0000000..11ceb6a
--- /dev/null
+++ b/src/api/log_params.go
@@ -0,0 +1,12 @@
+
+package api
+
+type LogParams []interface{}
+
+func (p *LogParams) Add(field string, value interface{}) {
+    *p = append(*p, field, value)
+}
+
+func (p LogParams) ToSlice() []interface{} {
+    return []interface{}(p)
+}