const inputBody = '{
  "type": "object",
  "properties": {
    "numCopies": {
      "type": "integer",
      "description": "Number of copies for each label.",
      "example": 2
    },
    "numHoseAssemblies": {
      "type": "integer",
      "description": "Number of hose assemblies to serialize.",
      "example": 1
    },
    "labelSize": {
      "type": "string",
      "description": "Size of the label.",
      "example": "4x6"
    },
    "customerId": {
      "type": "string",
      "format": "mongo-id",
      "description": "The MongoDB ObjectId of the customer for custom labeling."
    }
  }
}';
const headers = {
  'Content-Type':'application/json',
  'Accept':'application/json'
};

fetch('https://goldleaf.app/api/v1/hoseassembly/{hoseAssemblyId}/label',
{
  method: 'POST',
  body: inputBody,
  headers: headers
})
.then(function(res) {
    return res.json();
}).then(function(body) {
    console.log(body);
});