= problem =
At the moment, Blocker bug tracker app has not API.
= analysis =
API is defined as RESTful HTTP service.
API support JSON data serialization request and response formats. application/json in the Content-Type header required in the request.
Time is specified as an ISO 8601 dateTime (2011-01-24T17:08Z).
List operations return all items at a time (no paging).

Endpoints:
1) Lists bugs associated with a milestone.
GET /api/v<api version>/miletstone/<rel_num>/<version>/bug?type=type&
To filter the list of bugs, you can specify the following optional URI parameters:
- type=type& - Filters the list of bugs by type.

List bugs response fields:
- bzid: Bugzilla bug id
- url
- summary
- status
- component
- active
- type

Possible values for the bug type attribute include: 'proposed_blocker', 'proposed_fe', 'accepted_blocker', 'accepted_fe', 'rejected_blocker', 'rejected_fe'.

2) Lists updates associated with a milestone.
GET /api/v<api version>/miletstone/<rel_num>/<version>/update?bugtype=bugtype&
Parameters:
- bugtype=bugtype& - Filters the list of update by type of bugs.

List updates response fields:
- title
- url
- karma
- stable_karma
- status
- pending
- bugs:
- bzid
- type
- release
- milestones:
- version

3) Lists spins associated with a milestone.
GET /api/v<api version>/miletstone/<rel_num>/<version>/spin/

List spins response fields:
- id
- name
- state
- url
- date_requested
- date_created
- spin_type
- updates:
- title
- status
- url
- succeeds:
- id
- milestone