diff --git a/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/model/metadata/WCMetaData.kt b/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/model/metadata/WCMetaData.kt
index 64135560a3..9981281db9 100644
--- a/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/model/metadata/WCMetaData.kt
+++ b/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/model/metadata/WCMetaData.kt
@@ -25,7 +25,7 @@ data class WCMetaData(
     val displayValue: WCMetaDataValue? = null
 ) {
     constructor(id: Long, key: String, value: String) : this(id, key,
-        WCMetaDataValue.fromRawString(value)
+        WCMetaDataValue(value)
     )
 
     /**
diff --git a/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/model/metadata/WCMetaDataValue.kt b/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/model/metadata/WCMetaDataValue.kt
index cce8c27c11..e51354fd01 100644
--- a/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/model/metadata/WCMetaDataValue.kt
+++ b/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/model/metadata/WCMetaDataValue.kt
@@ -78,6 +78,16 @@ sealed class WCMetaDataValue {
     }
 
     companion object {
+        operator fun invoke(value: String?): WCMetaDataValue {
+            if (value == null) return StringValue(null)
+
+            return runCatching { JsonParser().parse(value) }
+                .getOrElse { JsonPrimitive(value) }
+                .let { fromJsonElement(it) }
+        }
+        operator fun invoke(value: Number): WCMetaDataValue = NumberValue(value)
+        operator fun invoke(value: Boolean): WCMetaDataValue = BooleanValue(value)
+
         internal fun fromJsonElement(element: JsonElement): WCMetaDataValue {
             return when {
                 element.isJsonPrimitive -> {
@@ -95,10 +105,5 @@ sealed class WCMetaDataValue {
                 else -> StringValue(element.toString())
             }
         }
-
-        fun fromRawString(value: String): WCMetaDataValue =
-            runCatching { JsonParser().parse(value) }
-                .getOrElse { JsonPrimitive(value) }
-                .let { fromJsonElement(it) }
     }
 }
diff --git a/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/network/rest/wpcom/wc/product/ProductRestClient.kt b/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/network/rest/wpcom/wc/product/ProductRestClient.kt
index 3348ddcbc6..24dcb528e9 100644
--- a/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/network/rest/wpcom/wc/product/ProductRestClient.kt
+++ b/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/network/rest/wpcom/wc/product/ProductRestClient.kt
@@ -22,6 +22,7 @@ import org.wordpress.android.fluxc.model.WCProductTagModel
 import org.wordpress.android.fluxc.model.WCProductVariationModel
 import org.wordpress.android.fluxc.model.metadata.MetadataChanges
 import org.wordpress.android.fluxc.model.metadata.WCMetaData
+import org.wordpress.android.fluxc.model.metadata.WCMetaDataValue
 import org.wordpress.android.fluxc.network.BaseRequest.GenericErrorType
 import org.wordpress.android.fluxc.network.BaseRequest.GenericErrorType.PARSE_ERROR
 import org.wordpress.android.fluxc.network.rest.wpapi.WPAPINetworkError
@@ -1724,7 +1725,7 @@ class ProductRestClient @Inject constructor(
     fun addProduct(
         site: SiteModel,
         productModel: WCProductModel,
-        metaData: Map<String, String>? = null
+        metaData: Map<String, WCMetaDataValue>? = null
     ) {
         coroutineEngine.launch(AppLog.T.API, this, "addProduct") {
             val url = WOOCOMMERCE.products.pathV3
@@ -1736,7 +1737,7 @@ class ProductRestClient @Inject constructor(
                         it.forEach { (key, value) ->
                             add(JsonObject().apply {
                                 addProperty(WCMetaData.KEY, key)
-                                addProperty(WCMetaData.VALUE, value)
+                                add(WCMetaData.VALUE, value.jsonValue)
                             })
                         }
                     }
diff --git a/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/store/WCProductStore.kt b/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/store/WCProductStore.kt
index 1ca4786aa2..906cdbb6c3 100644
--- a/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/store/WCProductStore.kt
+++ b/plugins/woocommerce/src/main/kotlin/org/wordpress/android/fluxc/store/WCProductStore.kt
@@ -27,6 +27,7 @@ import org.wordpress.android.fluxc.model.WCProductVariationModel.ProductVariantO
 import org.wordpress.android.fluxc.model.addons.RemoteAddonDto
 import org.wordpress.android.fluxc.model.metadata.MetadataChanges
 import org.wordpress.android.fluxc.model.metadata.WCMetaData
+import org.wordpress.android.fluxc.model.metadata.WCMetaDataValue
 import org.wordpress.android.fluxc.model.metadata.get
 import org.wordpress.android.fluxc.network.BaseRequest.BaseNetworkError
 import org.wordpress.android.fluxc.network.BaseRequest.GenericErrorType
@@ -305,7 +306,7 @@ class WCProductStore @Inject constructor(
     class AddProductPayload(
         var site: SiteModel,
         val product: WCProductModel,
-        val metadata: Map<String, String>? = null
+        val metadata: Map<String, WCMetaDataValue>? = null
     ) : Payload<BaseNetworkError>()
 
     class DeleteProductPayload(
diff --git a/plugins/woocommerce/src/test/java/org/wordpress/android/fluxc/model/WCMetaDataValueTest.kt b/plugins/woocommerce/src/test/java/org/wordpress/android/fluxc/model/WCMetaDataValueTest.kt
index 0a04373d3a..3b37b611ac 100644
--- a/plugins/woocommerce/src/test/java/org/wordpress/android/fluxc/model/WCMetaDataValueTest.kt
+++ b/plugins/woocommerce/src/test/java/org/wordpress/android/fluxc/model/WCMetaDataValueTest.kt
@@ -6,37 +6,37 @@ import org.wordpress.android.fluxc.model.metadata.WCMetaDataValue
 class WCMetaDataValueTest {
     @Test
     fun `when given a plain string, should return a StringValue`() {
-        val string = WCMetaDataValue.fromRawString("string")
+        val string = WCMetaDataValue("string")
         assert(string is WCMetaDataValue.StringValue)
     }
 
     @Test
     fun `when given a number, should return a NumberValue`() {
-        val number = WCMetaDataValue.fromRawString("1")
+        val number = WCMetaDataValue("1")
         assert(number is WCMetaDataValue.NumberValue)
     }
 
     @Test
     fun `when given a float, should return a NumberValue`() {
-        val number = WCMetaDataValue.fromRawString("1.5")
+        val number = WCMetaDataValue("1.5")
         assert(number is WCMetaDataValue.NumberValue)
     }
 
     @Test
     fun `when given a boolean, should return a BooleanValue`() {
-        val boolean = WCMetaDataValue.fromRawString("true")
+        val boolean = WCMetaDataValue("true")
         assert(boolean is WCMetaDataValue.BooleanValue)
     }
 
     @Test
     fun `when given a JSON object, should return a JsonObjectValue`() {
-        val jsonObject = WCMetaDataValue.fromRawString("""{"key":"value"}""")
+        val jsonObject = WCMetaDataValue("""{"key":"value"}""")
         assert(jsonObject is WCMetaDataValue.JsonObjectValue)
     }
 
     @Test
     fun `when given a JSON array, should return a JsonArrayValue`() {
-        val jsonArray = WCMetaDataValue.fromRawString("""[{"key":"value"}]""")
+        val jsonArray = WCMetaDataValue("""[{"key":"value"}]""")
         assert(jsonArray is WCMetaDataValue.JsonArrayValue)
     }
 }