laravel array to string conversion

1$history = [];
2foreach($array as $value){
3   $array = [
4       'value' => $value,
5       'status_id' => 2
6   ];
7   array_push($history, $array);
8}

1         if(!empty($value))
2                {
3                    foreach ($value as $v) 
4                    {   
5                        $insert[] = ['name' => $v['name'], 'email' => $v['email'],'company_name' => $v['company_name'],'company_id' => $v['company_id'], 'emp_id' => $v['emp_id']];     
6                         $role_id= $v['role_id'];
7                         $name=$v['name'];
8                         $email=$v['email'];
9                         $emails[]=$v['email'];
10                         $emp_id=$v['emp_id'];                      
11                         $data = array( 'name' => $name,'email' => $email , 'emp_id' => $emp_id);
12                         $roles[]= $v['role_id']; 
13
14                    }
15                }
16            }
17
18            if(!empty($insert))
19            {
20                 $inserted=User::insert($insert);
21                 if($inserted)
22                 {
23                     $email_select=User::select('id')->whereIn('email',$emails)->where('company_id',Auth::user()->company_id)->orderBy('id','Asc')->get();
24                    foreach ($email_select as $key => $idget) 
25                    {
26                        $getid[]=$idget->id;
27                    }
28                 }
29                 $datas[]=['user_id' => $getid , 'role_id' => $roles];                  
30                 $insert_role=DB::table('role_user')->insert($datas) ;
31