{
  "fields": [
    {"key": "name", "name": "Name", "type": "text", "required": true, "indexed": true},
    {"key": "email", "name": "Email", "type": "text", "indexed": true},
    {"key": "phone", "name": "Phone", "type": "text"},
    {"key": "role", "name": "Role", "type": "text"},
    {"key": "skills", "name": "Skills", "type": "text"},
    {"key": "credential_name", "name": "Credential", "type": "text"},
    {"key": "credential_expiry_date", "name": "Credential expiry", "type": "date"},
    {"key": "status", "name": "Status", "type": "select", "required": true, "indexed": true, "options": ["active", "inactive"]}
  ]
}