1. EXAMPLE - BACKUP FIELD (accepts only 1/0)
--------------------------------------------
curl -H 'Content-Type: application/json' \
     -H 'Accept: application/json' \
     -H 'X-Auth-Token: xxxxx' \
     http://xxxxx/load-balancer/v2.0/lbaas/pools/9fb48dc1-a314-4f95-a073-64d89ecf4d54/members?backup=true

# Notice non backup member is present
{"members": [{"id": "58b7435e-4a23-486c-a325-ac285bb3e066", "name": "tempest-lb_member_member1-list-1848568028", "operating_status": "NO_MONITOR", "provisioning_status": "ACTIVE", "admin_state_up": true, "address": "192.0.2.1", "protocol_port": 100, "weight": 1, "backup": false, "subnet_id": null, "project_id": "1a535259b7904838be80eb4fc50c290c", "created_at": "2023-12-06T19:00:28", "updated_at": "2023-12-06T19:00:29", "monitor_address": null, "monitor_port": null, "tags": ["Creativity", "English", "Soft_skills", "Spanish"], "tenant_id": "1a535259b7904838be80eb4fc50c290c"}, {"id": "6383d3e0-682d-4655-a027-837c05f0b89f", "name": "tempest-lb_member_member3-list-849747531", "operating_status": "NO_MONITOR", "provisioning_status": "ACTIVE", "admin_state_up": false, "address": "192.0.2.1", "protocol_port": 102, "weight": 1, "backup": false, "subnet_id": null, "project_id": "1a535259b7904838be80eb4fc50c290c", "created_at": "2023-12-06T19:00:34", "updated_at": "2023-12-06T19:00:36", "monitor_address": null, "monitor_port": null, "tags": ["Communication", "Creativity", "English", "Project_management"], "tenant_id": "1a535259b7904838be80eb4fc50c290c"}], "members_links": []}


curl -H 'Content-Type: application/json' \
     -H 'Accept: application/json' \
     -H 'X-Auth-Token: xxxxx' \
     http://xxxxx/load-balancer/v2.0/lbaas/pools/9fb48dc1-a314-4f95-a073-64d89ecf4d54/members?backup=1

# Works as expected
{"members": [{"id": "a054c8e9-aeea-441a-9738-3bf9251570e2", "name": "tempest-lb_member_member2-list-307961256", "operating_status": "NO_MONITOR", "provisioning_status": "ACTIVE", "admin_state_up": true, "address": "192.0.2.1", "protocol_port": 101, "weight": 1, "backup": true, "subnet_id": null, "project_id": "1a535259b7904838be80eb4fc50c290c", "created_at": "2023-12-06T19:00:21", "updated_at": "2023-12-06T19:00:23", "monitor_address": null, "monitor_port": null, "tags": ["Creativity", "English", "Marketing", "Mathematics"], "tenant_id": "1a535259b7904838be80eb4fc50c290c"}], "members_links": []}


2. EXAMPLE - ADMIN_STATE_UP (accepts true/false as expected)
------------------------------------------------------------
curl -H 'Content-Type: application/json' \
     -H 'Accept: application/json' \
     -H 'X-Auth-Token: xxxxx' \
     http://xxxxx/load-balancer/v2.0/lbaas/pools/9fb48dc1-a314-4f95-a073-64d89ecf4d54/members?admin_state_up=true

# Works as expected    
{"members": [{"id": "a054c8e9-aeea-441a-9738-3bf9251570e2", "name": "tempest-lb_member_member2-list-307961256", "operating_status": "NO_MONITOR", "provisioning_status": "ACTIVE", "admin_state_up": true, "address": "192.0.2.1", "protocol_port": 101, "weight": 1, "backup": true, "subnet_id": null, "project_id": "1a535259b7904838be80eb4fc50c290c", "created_at": "2023-12-06T19:00:21", "updated_at": "2023-12-06T19:00:23", "monitor_address": null, "monitor_port": null, "tags": ["Creativity", "English", "Marketing", "Mathematics"], "tenant_id": "1a535259b7904838be80eb4fc50c290c"}, {"id": "58b7435e-4a23-486c-a325-ac285bb3e066", "name": "tempest-lb_member_member1-list-1848568028", "operating_status": "NO_MONITOR", "provisioning_status": "ACTIVE", "admin_state_up": true, "address": "192.0.2.1", "protocol_port": 100, "weight": 1, "backup": false, "subnet_id": null, "project_id": "1a535259b7904838be80eb4fc50c290c", "created_at": "2023-12-06T19:00:28", "updated_at": "2023-12-06T19:00:29", "monitor_address": null, "monitor_port": null, "tags": ["Creativity", "English", "Soft_skills", "Spanish"], "tenant_id": "1a535259b7904838be80eb4fc50c290c"}], "members_links": []}