refactor: remove bulk raw content indexation

Author: PierreJeanjacquot

schema.graphql

@@ -347,7 +347,6 @@ type Bulk @entity(immutable: true) {
   hash: String!
   slices: [BulkSlice!] @derivedFrom(field: "bulk")
   deal: Deal! @derivedFrom(field: "bulk")
-  content: String! # raw content (is it useful?)
 }
 
 type BulkSlice @entity(immutable: true) {
@@ -358,7 +357,6 @@ type BulkSlice @entity(immutable: true) {
   index: BigInt!
   datasets: [Dataset!]!
   datasetOrders: [DatasetOrder!]!
-  content: String! # raw content (is it useful?)
 }
 
 enum TaskStatus {

src/Modules/Bulk.ts

@@ -41,7 +41,6 @@ export function handleBulk(content: Bytes): void {
     }
     bulk = new Bulk(bulkId);
     bulk.hash = hash;
-    bulk.content = content.toString();
 
     const jsonContent = json.try_fromBytes(content);
     if (jsonContent.isOk && jsonContent.value.kind == JSONValueKind.ARRAY) {
@@ -89,7 +88,6 @@ export function handleBulkSlice(content: Bytes): void {
         bulkSlice.hash = hash;
         bulkSlice.bulk = bulk;
         bulkSlice.index = index;
-        bulkSlice.content = content.toString();
         bulkSlice.datasets = new Array<string>();
         bulkSlice.datasetOrders = new Array<string>();