curl http://127.0.0.1:3000/api

api.json

{
   "swagger" : "2.0",
   "x-bundled" : {
      "__definitions_DefaultResponse" : {
         "type" : "object",
         "properties" : {
            "errors" : {
               "items" : {
                  "type" : "object",
                  "required" : [
                     "message"
                  ],
                  "properties" : {
                     "path" : {
                        "type" : "string"
                     },
                     "message" : {
                        "type" : "string"
                     }
                  }
               },
               "type" : "array"
            }
         },
         "required" : [
            "errors"
         ]
      }
   },
   "schemes" : [
      "http"
   ],
   "basePath" : "/api",
   "host" : "127.0.0.1:3000",
   "definitions" : {
      "DefaultResponse" : {
         "required" : [
            "errors"
         ],
         "properties" : {
            "errors" : {
               "type" : "array",
               "items" : {
                  "type" : "object",
                  "properties" : {
                     "path" : {
                        "type" : "string"
                     },
                     "message" : {
                        "type" : "string"
                     }
                  },
                  "required" : [
                     "message"
                  ]
               }
            }
         },
         "type" : "object"
      }
   },
   "info" : {
      "version" : "0.8",
      "title" : "Pets"
   },
   "paths" : {
      "/echo" : {
         "post" : {
            "x-mojo-name" : "echo",
            "responses" : {
               "404" : {
                  "description" : "Default response.",
                  "schema" : {
                     "$ref" : "#/x-bundled/__definitions_DefaultResponse"
                  }
               },
               "400" : {
                  "schema" : {
                     "$ref" : "#/x-bundled/__definitions_DefaultResponse"
                  },
                  "description" : "Default response."
               },
               "501" : {
                  "description" : "Default response.",
                  "schema" : {
                     "$ref" : "#/x-bundled/__definitions_DefaultResponse"
                  }
               },
               "200" : {
                  "schema" : {
                     "type" : "object"
                  },
                  "description" : "Echo response"
               },
               "500" : {
                  "description" : "Default response.",
                  "schema" : {
                     "$ref" : "#/x-bundled/__definitions_DefaultResponse"
                  }
               },
               "401" : {
                  "description" : "Default response.",
                  "schema" : {
                     "$ref" : "#/x-bundled/__definitions_DefaultResponse"
                  }
               }
            },
            "parameters" : [
               {
                  "in" : "body",
                  "name" : "body",
                  "schema" : {
                     "type" : "object"
                  }
               }
            ]
         }
      }
   }
}