Ansible- How to show authentication token after adding user to using post? - linux

Question

I am trying to add user to db the response shows authentication token, but i see some errors that dont print anyting from debug. Any Idea why? any help is Welcome.
Heres the playbook-
- name: uri module demo
hosts: localhost
become: false
vars:
server: "http://localhost:8080"
endpoint: "/api/v1/users"
tasks:
- name: list applicant by id
ansible.builtin.uri:
url: "{{ server }}{{ endpoint }}"
method: POST
body_format: json
body: '{
"firstName":"user1",
"lastName":"localuser",
"mobile":"9090909090",
"password":"12121212",
"roleId":"1",
"roleCode":"helpdesk_user"}'
status_code: 200
timeout: 30
register: result
- debug:
msg: "{{ result.json.token }}"
Output after running playbook
linux:~$ ansible-playbook ansible_api_test.yml
[WARNING]: provided hosts list is empty, only localhost is available. Note that the implicit localhost does not match
'all'
PLAY [uri module demo] ***********************************************************************************************
TASK [Gathering Facts] ***********************************************************************************************
ok: [localhost]
TASK [list applicant by id] ******************************************************************************************
ok: [localhost]
TASK [debug] *********************************************************************************************************
fatal: [localhost]: FAILED! => {"msg": "The task includes an option with an undefined variable. The error was: 'dict object' has no attribute 'token'\n\nThe error appears to be in '/home/ansible_api_test.yml': line 27, column 7, but may\nbe elsewhere in the file depending on the exact syntax problem.\n\nThe offending line appears to be:\n\n\n - debug:\n ^ here\n"}
PLAY RECAP ***********************************************************************************************************
localhost : ok=2 changed=0 unreachable=0 failed=1 skipped=0 rescued=0 ignored=0