docs: TSDoc + reference of fulfillment service (#5761)

www/apps/docs/content/references/services/classes/MoneyAmount.mdx

@@ -8,14 +8,14 @@ import ParameterTypes from "@site/src/components/ParameterTypes"
 
 A Money Amount represent a price amount, for example, a product variant's price or a price in a price list. Each Money Amount either has a Currency or Region associated with it to indicate the pricing in a given Currency or, for fully region-based pricing, the given price in a specific Region. If region-based pricing is used, the amount will be in the currency defined for the Region.
 
-## Constructors
-
-#### constructor
+## constructor
 
 `**new MoneyAmount**()`
 
 A Money Amount represent a price amount, for example, a product variant's price or a price in a price list. Each Money Amount either has a Currency or Region associated with it to indicate the pricing in a given Currency or, for fully region-based pricing, the given price in a specific Region. If region-based pricing is used, the amount will be in the currency defined for the Region.
 
+___
+
 ## Properties
 
 <ParameterTypes parameters={[
@@ -165,13 +165,15 @@ A Money Amount represent a price amount, for example, a product variant's price
   }
 ]} />
 
+___
+
 ## Methods
 
-#### afterLoad
+### afterLoad
 
 `Private **afterLoad**(): void`
 
-##### Returns
+#### Returns
 
 `void`
 
@@ -189,11 +191,11 @@ A Money Amount represent a price amount, for example, a product variant's price
 
 ___
 
-#### beforeInsert
+### beforeInsert
 
 `Private **beforeInsert**(): undefined \| void`
 
-##### Returns
+#### Returns
 
 `undefined` \| `void`
 
@@ -211,11 +213,11 @@ ___
 
 ___
 
-#### beforeUpdate
+### beforeUpdate
 
 `Private **beforeUpdate**(): void`
 
-##### Returns
+#### Returns
 
 `void`