action mailboxvalidator_get_v1_email_free { label: "get_v1_email_free" description: "The Free Email Checker API does validation on a single email address and returns if it is from a free email provider in either JSON or XML format." provider: mailboxvalidator method: GET path: "/v1/email/free" encoding: json input: { type: "object" properties: { email: { type: "string" } format: { type: "string" enum: ["json", "xml"] } key: { type: "string" } } required: ["email", "key"] additionalProperties: false } output: { type: "object" additionalProperties: true } }