Rust code shared from the playground

playground.rs

extern crate serde;

#[macro_use]
extern crate serde_json;

#[macro_use]
extern crate serde_derive;

use serde_json::Value;

#[derive(Serialize, Deserialize)]
struct SearchResponse {
    resultCount: u32,
    results: Vec<Result>
}

#[derive(Serialize, Deserialize)]
struct Result {
    #[serde(skip_serializing_if="Option::is_none")]
    legislation: Option<LegislationResult>,
    #[serde(skip_serializing_if="Option::is_none")]
    case: Option<CaseResult>
}

#[derive(Serialize, Deserialize)]
struct LegislationResult {
    databaseId: String,
    legislationId: String,
    title: String,
    citation: String,
    #[serde(rename = "type")]
    legislationType: String
}

#[derive(Serialize, Deserialize)]
struct CaseResult {
    databaseId: String,
    caseId: String,
    title: String,
    citation: String
}

fn main() {
    let data = r#"
{
    "resultCount": 1681318,
    "results": [{
        "case": {
            "databaseId": "qccs",
            "caseId": {
                "fr": "2014qccs985"
            },
            "title": "Dupuis c. Québec (Procureur général)",
            "citation": "2014 QCCS 985 (CanLII)"
        }
    }, {
        "case": {
            "databaseId": "qccs",
            "caseId": {
                "fr": "2004canlii49463"
            },
            "title": "C. O. c. Ch. L.",
            "citation": "2004 CanLII 49463 (QC CS)"
        }
    }, {
        "case": {
            "databaseId": "qcclp",
            "caseId": {
                "fr": "2013qcclp5554"
            },
            "title": "Laliberté et Micmacs of Gesgapegiag",
            "citation": "2013 QCCLP 5554 (CanLII)"
        }
    }, {
        "case": {
            "databaseId": "qccsj",
            "caseId": {
                "fr": "2011qccsj613"
            },
            "title": "Anonyme — 11613",
            "citation": "2011 QCCSJ 613 (CanLII)"
        }
    }, {
        "case": {
            "databaseId": "qctaq",
            "caseId": {
                "fr": "2006canlii73436"
            },
            "title": "M.R. c. Québec (Procureur général)",
            "citation": "2006 CanLII 73436 (QC TAQ)"
        }
    }, {
        "case": {
            "databaseId": "qccrt",
            "caseId": {
                "fr": "2006qccrt333"
            },
            "title": "Martel c. Bois d\u0027Énergie inc.",
            "citation": "2006 QCCRT 333 (CanLII)"
        }
    }, {
        "case": {
            "databaseId": "qcdag",
            "caseId": {
                "fr": "2015canlii77281"
            },
            "title": "Syndicat des cols bleus regroupés de Montréal, section locale 301 c Montréal (ville)",
            "citation": "2015 CanLII 77281 (QC SAT)"
        }
    }, {
        "case": {
            "databaseId": "qccs",
            "caseId": {
                "fr": "2014qccs2218"
            },
            "title": "Grenier c. Régie des marchés agricoles et alimentaires du Québec",
            "citation": "2014 QCCS 2218 (CanLII)"
        }
    }, {
        "case": {
            "databaseId": "qccq",
            "caseId": {
                "fr": "2006qccq4301"
            },
            "title": "Mathieu, Carrier, s.e.n.c. c. Tardif",
            "citation": "2006 QCCQ 4301 (CanLII)"
        }
    }, {
        "case": {
            "databaseId": "qccsj",
            "caseId": {
                "fr": "2016qccsj975"
            },
            "title": "Anonyme — 16978",
            "citation": "2016 QCCSJ 975 (CanLII)"
        }
    }]
}
"#;
    let sr: SearchResponse = serde_json::from_str(data).unwrap();
    println!("Hello, world! {}", sr.resultCount);
}