[SQL_SERVER] Update Json

with customprop as (
    SELECT
    ea.CustomPropertiesJson,
    JSON_VALUE ( ea.CustomPropertiesJson,'$.nomeProdotto')  as nomeProdotto ,
    JSON_VALUE ( ea.CustomPropertiesJson,'$.nomeProdottoVisibileCreazioneIntervista')  as nomeProdottoVisibileCreazioneIntervista ,
    JSON_VALUE ( ea.CustomPropertiesJson,'$.id')  as idJson ,
    JSON_VALUE ( ea.CustomPropertiesJson,'$.apriFormat')  as apriFormat ,
    JSON_VALUE ( ea.CustomPropertiesJson,'$.idMaster')  as idMaster ,
    JSON_VALUE ( ea.CustomPropertiesJson,'$.idModelloDaInviare')  as idModelloDaInviare ,
    ISNUMERIC(code) is_numeric,
    --JSON_MODIFY ( ea.CustomPropertiesJson , '$.idModelloDaInviare' , CAST(code AS NUMERIC(12,0)) ) as newIdModello,
    ea.Id,
    ea.Description,
    ea.Code
    FROM [Finservice.SurveyDb.Test].[dbo].[EventArguments] as  ea) ,
    ncustomprop as (
    select id,idJson,nomeProdotto,Description,apriFormat,idMaster,idModelloDaInviare,JSON_MODIFY (  CustomPropertiesJson , '$.idModelloDaInviare' , CAST(code AS NUMERIC(12,0)) ) as newIdModello
    from customprop
    where is_numeric = 1 and idModelloDaInviare= -1
  )
  --select  from ncustomprop
  update  [Finservice.SurveyDb.Test].[dbo].[EventArguments]
set CustomPropertiesJson = ncustomprop.newIdModello
from   ncustomprop join [Finservice.SurveyDb.Test].[dbo].[EventArguments] on [Finservice.SurveyDb.Dev_Server].[dbo].[EventArguments].id = ncustomprop.id