{
    "registrar": [
        {
            "provider": "http_methods",
            "language": "php",
            "signature": [
                "Http\\Message\\RequestFactory::createRequest"
            ]
        },
        {
            "provider": "http_request_headers",
            "language": "php",
            "signatures": [
                {
                    "class": "Http\\Message\\RequestFactory",
                    "method": "createRequest",
                    "index": 2,
                    "type": "array_key"
                }
            ]
        },
        {
            "provider": "http_response_headers",
            "language": "php",
            "signatures": [
                {
                    "class": "Http\\Message\\ResponseFactory",
                    "method": "createResponse",
                    "index": 2,
                    "type": "array_key"
                }
            ]
        },
        {
            "provider": "content_types",
            "language": "php",
            "signatures": [
                {
                    "class": "Http\\Message\\RequestFactory",
                    "method": "createRequest",
                    "index": 2,
                    "array": "Content-Type"
                }
            ]
        }
    ]
}

Add header completion for php-http/message-factory
Add header completion for php-http/message-factory
