## YAML Template.
##---
$schema: http://json-schema.org/draft-04/schema#
id: "/response/message/receive"
related: "/request/message/send"

type: object
required: [data, from]
properties:
  data:
    example: "button pressed"
    description: "All type of data is pass."
  from:
    type: [string, "null"]
    example: "1234-5678"
    description: "From obniz id. Null is used when WebHook message."