add VimayX adapter

dev-docs/bidders/vimayx.md

@@ -0,0 +1,39 @@
+---
+layout: bidder
+title: VimayX
+description: VimayX Bidder Adapter
+biddercode: vimayX
+aliasCode : smarthub
+usp_supported: true
+coppa_supported: true
+schain_supported: true
+dchain_supported: true
+media_types: banner, video, native
+safeframes_ok: true
+deals_supported: true
+floors_supported: true
+fpd_supported: false
+pbjs: true
+pbs: true
+pbs_app_supported: true
+multiformat_supported: will-bid-on-any
+---
+
+### Prebid.js Bid Params
+
+{: .table .table-bordered .table-striped }
+| Name          | Scope    | Description                     | Example                             | Type      |
+|---------------|----------|---------------------------------|-------------------------------------|-----------|
+| `seat`        | required | Seat value                      | `'9Q20EdGxzgWdfPYShScl'`            | `string`  |
+| `token`       | required | Token                           | `'eKmw6alpP3zWQhRCe3flOpz0wpuwRFjW'` | `string`  |
+| `iabCat`      | optional | Array of IAB content categories that describe the content producer | `['IAB1-1', 'IAB3-1', 'IAB4-3']` | `Array(String)` |
+| `minBidfloor`  | optional | Minimal CPM value               | `0.03`                              | `float`    |
+| `pos`         | optional | The position of the placement on the page, see Open RTB spec v2.5.  | `4` | `number`  |
+
+### Prebid Server Bid Params
+
+{: .table .table-bordered .table-striped }
+| Name          | Scope    | Description         | Example                              | Type     |
+|---------------|----------|---------------------|--------------------------------------|----------|
+| `seat`        | required | Seat value          | `'9Q20EdGxzgWdfPYShScl'`             | `string` |
+| `token`       | required | Token               | `'eKmw6alpP3zWQhRCe3flOpz0wpuwRFjW'` | `string` |