Post on wall

Request URL

Request parameters:

Parameter Type Required Description
what  string  required must have value "wall"
 op string
required must have value "put"
user_id  int required ID of the wall owner
message_body string required the text you want to post on the wall
cat_id int optional category ID for the post
embed_video string or array of strings optional embed code for the video on this post
image_data string optional base64 encoded image file
image_extension string required for image_data the image extension for the sent data; accepted extensions: jpg, png, gif