i want to update dynamodbTable And I don't know am i wrong at dynomodb and qraphQL so then show me

Question

i tires to Updated my dynamoDB table so i'm struck to schema and code , and then idk what i wrong with this code in javascript and schema pls help me to fix ! that code

this apollo playgroup Error log

{
  "errors": [
    {
      "message": "The provided key element does not match the schema"

This schema from Graphql

> updateJobApplication(input:UpdateJobApplication) : JobApplication!    
> 
> 
> input UpdateJobApplication {
>     postID:ID! 
>     createdByUserId:ID
>     workTypeJobApplicationList: \[UpdateWorkTypeJobApplication!\]
>     technicianList: \[UpdateTechnician\]
> 
> 
> input UpdateWorkTypeJobApplication { 
>      workType: String
>      isLinked: Boolean
>      fieldID: String
>      jobList: \[ID\]
>      totalJobList: \[UpdateTotalJobApplication!\] }
> 
> input UpdateTechnician {
>     userID: ID
>     getUser: String }
> 
> input UpdateTotalJobApplication {
>      fieldValue: String
>      registerQty: Int }

Table from dynamodb

***TableDynamoDbTable: {
        Type: "AWS::DynamoDB::Table",
        Properties: {
          TableName: *****
          BillingMode: "PAY_PER_REQUEST",
          KeySchema: [
            { AttributeName: "postID", KeyType: "HASH" },
            { AttributeName: "applicationID", KeyType: "RANGE" },
          ],
          GlobalSecondaryIndexes: [
            {
              IndexName: "username",
              KeySchema: [{ AttributeName: "username", KeyType: "HASH" }],
              Projection: {
                ProjectionType: "ALL",
              },
            },
          ],
          AttributeDefinitions: [
            { AttributeName: "postID", AttributeType: "S" },
            { AttributeName: "applicationID", AttributeType: "S" },
          ],
        },
      },

Based code below: using javascript

  updateJobApplication: async (_parent, _args, _ctx, _info): Promise<IJobApplication> => {
    const dynamoDb = _ctx.db
    const JOB_APPLICATION_TABLE_NAME = _ctx.JOB_APPLICATION_TABLE_NAME
    const args = _args.input
    const appPeding = _args.input
    const updateApplication = {
      ...appPeding[0],
    }
    console.log("ARGS", args)
    const params = {
      TableName: JOB_APPLICATION_TABLE_NAME,
      Key: {
        postID: args.postID,
        // applicationID: args.applicationID,
      },
      Item: updateApplication,
    }
    await dynamoDb.update(params).promise()
    console.log(params)
    return updateApplication`
  },

i don't know am i wrong which line please help me!!