EightPod - edit documentation (#5493)

* fix documentation

* update First Party Data documentation

dev-docs/bidders/eightPod.md

@@ -11,10 +11,11 @@ gpp_sids: none
 schain_supported: false
 dchain_supported: false
 userId: none
-media_types: banner
+media_types: banner, video
 deals_supported: false
+userIds: check with bidder
 floors_supported: false
-fpd_supported: false
+fpd_supported: true
 pbjs: true
 pbs: false
 prebid_member: false
@@ -35,3 +36,16 @@ The EightPod adapter requires setup before beginning. Please contact us at <ewal
 |---------------|----------|-------------------------------------------------------------------------------------------------------------|----------------------------|----------|
 | `placementId` | required | The unique identifier of the ad placement. Could be obtained from the 8pod UI or from your account manager. | "placementId-438753744289" | `string` |
 | `publisherId` | optional | The unique identifier of the publisher.                                                                     | "publisherId-438753744289" | `string` |
+
+### First Party Data
+
+We accept all standard OpenRTB 2.6 fields for following object:
+
+`ortb2.site`
+`ortb2.user`
+`ortb2.device`
+`ortb2.user.data.*`
+`ortb2.site.content.data`
+
+Note that all fields are optional. For contextual data (e.g. categories), standard IAB taxonomies are supported.
+Also, note that any 1st party data circulation should be agreed in advance.