INTERNAL_EMAIL_NOT_VERIFIED

{
  "error": {
    "code": "INTERNAL_EMAIL_NOT_VERIFIED",
    "message": "Please verify your e-mail before signing in.",
    "description": "The account exists as a pending shop__contact_register_request row that has not yet been confirmed. The caller must either enter the 6-digit code from the confirmation e-mail or click the link in it. The register row survives for 24 hours after signup; expired rows are treated as if the account never existed."
  }
}