Question from the Elasticsearch test

POST /_bulk
{ "index": {"_index": "people"} }
{ "doc": {"name": "Damien"} }
{ "index": {"_index": "people"} }
{ "doc": {"name": "Clément"} }

POST /_bulk
{ "index": {"_index": "people"} }
{ "doc": {"name": "Damien"} }
{ "doc": {"name": "Clément"} }

POST /_bulk
{ "index": {"_index": "people"} }
{ "doc": [
    {"name": "Damien"}
    {"name": "Clément"}
]}

POST /_bulk
{ "index": {"_index": "people"} }
{"name": "Damien"}
{ "index": {"_index": "people"} }
{"name": "Clément"}