Is your feature request related to a problem? Please describe.
If the sourceMID and the targetMID are the same, it needs to use the env variables for changing the prefix and/or the suffix, if not, we are not changing anything, it can even risk data.
Describe the solution you'd like
Send some error with a good message that explain if the sourceMID === targetMID, then the "env variable update" is required.
Is your feature request related to a problem? Please describe. If the sourceMID and the targetMID are the same, it needs to use the env variables for changing the prefix and/or the suffix, if not, we are not changing anything, it can even risk data.
Describe the solution you'd like Send some error with a good message that explain if the sourceMID === targetMID, then the "env variable update" is required.