return new Promise(async (resolve, reject) => {
      const response = await fetch('https://gateway.appmarketing.com.br:5010/app-gateway/pdv/authenticate', {
        method: 'POST',
        headers: {
          'Content-Type': 'application/json',
        },
        body: JSON.stringify({
          login: this.email,
          password: this.password,
          environment: this.environment,
          apiKey: this.apiKey,
        }),
      })

      const res = await response.json()
      this.ACCESS_TOKEN = res.data.token
      this.USERNAME = res.data.clientName
      resolve(response)
    })