1curl -X POST https://api.mercoa.com/entity/ent_a0f6ea94-0761-4a5e-a416-3c453cb7eced/metadata/propertyId \2 -H "Authorization: Bearer <token>" \3 -H "Content-Type: application/json" \4 -d '[5 "prop_123",6 "prop_456"7]'
1[2 "prop_123",3 "prop_456"4]