Unable to use the module

[alwaysharsha]

I am trying to use the module with the provided examples, but each time I am getting error

Error

λ  terraform plan
│ Error: Missing required argument
│   on main.tf line 16, in module "policies":
│   16: module "policies" {
│ The argument "policy_definition_id" is required, but no definition was found.

Code

terraform {
  required_version = ">= 0.13"
  required_providers {
    azurerm = {
      source  = "hashicorp/azurerm"
      version = "> 2.0"
    }
  }
}

provider "azurerm" {
  features {}
}

module "policies" {
  source  = "OT-terraform-azure-modules/policies/azure"
  version = "0.0.1"
  ### insert the 7 required variables here
  policy_manner       = "Policy"
  policy_name         = "test"
  policy_type         = "Custom"
  mode                = "All"
  policy_display_name = "test policy"
  policy_rule         = {
    "if" : {
      "not" : {
        "field" : "location"
        "in" : "[parameters('allowedLocations')]"
      }
    },
    "then" : {
      "effect" : "deny"
    }
  }
  policy_parameters   = {
    "allowedLocations" : {
      "type" : "Array",
      "metadata" : {
        "description" : "The list of allowed locations for resources.",
        "displayName" : "Allowed locations",
        "strongType" : "location"
      }
    }
  }
  metadata            = {
    "category" : "General"
  }

  policy_def_scope_type  = "subscription"
  policy_assignment_name = "testassign"
  subscription_id      = "/subscriptions/XXXXXXXX-XXXX-1111-2222-XXXXXXXXXXXXXXX"
  assignment_location    = "eastus"
  assignment_parameters  = {
          "allowedLocations": {
            "value": [ "East US" ]
          }
        }
}


module "policies2" {
  source  = "OT-terraform-azure-modules/policies/azure"
  version = "0.0.1"
  ### insert the 7 required variables here

  policy_manner       = "Initiative"
  policy_name         = "HSTest"
  policy_type         = "Custom"
  mode                = "All"
  policy_display_name = "HS Test policy"
  metadata            = {
    "category" : "General"
  }

  initiative_policy_definition_reference = [{
    "policyID" = "/providers/Microsoft.Authorization/policyDefinitions/06a78e20-9358-41c9-923c-fb736d382a4d"
    "reference_id" = "Audit VMs that do not use managed disks"
  },
  {
    "policyID" = "/providers/Microsoft.Authorization/policyDefinitions/0015ea4d-51ff-4ce3-8d8c-f3f8f0179a56"
    "reference_id" = "Audit virtual machines without disaster recovery configured"
  }]

  policy_def_scope_type  = "resource-group"
  policy_assignment_name = "testassign"
  resource_group_id      = "/subscriptions/XXXXXXXX-XXXX-1111-2222-XXXXXXXXXXXXXXX/resourceGroups/HSTest"
  assignment_location    = "eastus"

}