curl -X GET 'https://api.example.com/memberships?subjectId=sub_123&scopeId=scope_456' \
  -H 'Authorization: Bearer YOUR_TOKEN'

const axios = require('axios');

const { data } = await axios.get('https://api.example.com/memberships', {
  params: { subjectId: 'sub_123', scopeId: 'scope_456' },
  headers: { 'Authorization': 'Bearer YOUR_TOKEN' },
});

[
  {
    "id": "mem_789",
    "subjectId": "sub_123",
    "scopeId": "scope_456"
  }
]