A simple example of F# code that calls the DNAnexus API

DxApi.fs

/// Code for accessing the DNAnexus api
/// https://documentation.dnanexus.com/developer/api/
namespace DX.Api

open FSharp.Data
open FSharp.Data.HttpRequestHeaders
open Newtonsoft.Json

/// DNAnexus Search API
/// https://documentation.dnanexus.com/developer/api/search
module Search =
    /// Search for data objects
    /// https://documentation.dnanexus.com/developer/api/search#api-method-system-finddataobjects
    module DataObjects =
        /// Make an http request to search data objects by project given a valid api token.
        let request apiToken (projectId:string) =
            let body = {| scope = {| project = projectId
                                     recurse = true |} 
                          describe = true |}

            Http.Request
                ( "https://api.dnanexus.com/system/findDataObjects",
                  httpMethod = "POST",
                  silentHttpErrors = true,
                  headers = [ ContentType HttpContentTypes.Json
                              "Authorization", ("Bearer " + apiToken) ],
                  body = TextRequest (JsonConvert.SerializeObject(body)))