diff --git a/packages/persistent-merkle-tree/src/gindex.ts b/packages/persistent-merkle-tree/src/gindex.ts
index efa7a8c3..0be5010c 100644
--- a/packages/persistent-merkle-tree/src/gindex.ts
+++ b/packages/persistent-merkle-tree/src/gindex.ts
@@ -95,6 +95,9 @@ export interface GindexIterator extends Iterable<Bit> {
   remainingBitLength(): number;
 }
 
+/**
+ * Iterates from root to node at gindex 
+ */
 export function gindexIterator(gindex: Gindex | GindexBitstring): GindexIterator {
   let bitstring: string;
   if (typeof gindex === "string") {
diff --git a/packages/ssz/src/type/container.ts b/packages/ssz/src/type/container.ts
index 97b10aa1..9509ff1d 100644
--- a/packages/ssz/src/type/container.ts
+++ b/packages/ssz/src/type/container.ts
@@ -79,6 +79,7 @@ export class ContainerType<Fields extends Record<string, Type<unknown>>> extends
   protected readonly TreeViewDU: ContainerTreeViewDUTypeConstructor<Fields>;
 
   constructor(readonly fields: Fields, readonly opts?: ContainerOptions<Fields>) {
+    console.dir('Viktar custom ssz ContainerType created');
     super(opts?.cachePermanentRootStruct);
 
     // Render detailed typeName. Consumers should overwrite since it can get long