---
sidebar_position: 1
description: Form access parameters and other functions to work with GreenMax in the Open Integration Package, a free open-source integration library for 1C:Enterprise 8, OneScript and CLI
keywords: [1C, 1С, 1С:Enterprise, 1С:Enterprise 8.3, API, Integration, Services, Exchange, OneScript, CLI, GreenMax]
---

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import TabItem from '@theme/TabItem';

# Form access parameters
 Forms the structure of basic authorization data



`Function FormAccessParameters(Val ApiUrl, Val MediaUrl, Val IdInstance, Val ApiTokenInstance) Export`

  | Parameter | CLI option | Type | Required | Description |
  |-|-|-|-|-|
  | ApiUrl | --api | String | ✔ | API host link |
  | MediaUrl | --media | String | ✔ | Link to host API for sending files |
  | IdInstance | --id | String | ✔ | Unique instance number |
  | ApiTokenInstance | --token | String | ✔ | Instance access key |

  
  Returns:  Structure - Structure of access parameters

<br/>

:::tip
More details in the API documentation: [Get access parameters to instance](https://green-api.com/v3/docs/before-start/#parameters)
:::
<br/>


```bsl title="1C:Enterprise/OneScript code example"
    ApiUrl           = "https://3100.api.green-api.com/v3";
    MediaUrl         = "https://3100.api.green-api.com/v3";
    IdInstance       = "31003...";
    ApiTokenInstance = "17915d8e0b4b4975a183478da...";

    Result = OPI_GreenMax.FormAccessParameters(ApiUrl, MediaUrl, IdInstance, ApiTokenInstance);
```