action nexmo_get_account_balance { label: "Get Account Balance" description: "Retrieve the current balance of your Vonage API account" provider: nexmo method: GET path: "/account/get-balance" encoding: json input: { type: "object" properties: { api_key: { type: "string" } api_secret: { type: "string" } } required: ["api_key", "api_secret"] additionalProperties: false } output: { type: "object" properties: { autoReload: { type: "boolean" description: "Whether the account has auto-reloading enabled" enum: [true, false] } value: { type: "number" description: "The balance of the account, in EUR" } } } }