AI-generated Key Takeaways
- 
          ExecutionResult objects contain details passed into a callback function after parallel executions finish. 
- 
          Key methods include retrieving the customer ID, checking for errors, getting return values, and determining the execution status. 
- 
          The getCustomerId()method returns the account's customer ID in the standard Google Ads format.
- 
          The getError()method returns null on successful execution or the encountered error string.
- 
          The getStatus()method indicates if the execution was OK, resulted in an ERROR, or timed out.
Methods:
| Member | Type | Description | 
|---|---|---|
| getCustomerId() | String | Returns the customer ID of the account. | 
| getError() | String | Returns nullif the execution completed successfully. | 
| getReturnValue() | String | Returns nullif no value was returned by the function that
executed on the account. | 
| getStatus() | String | Returns the status of the execution. | 
getCustomerId()
  Returns the customer ID of the account. The returned value will be in the
standard Google Ads format, e.g. '123-456-7890'.  Return values:
| Type | Description | 
|---|---|
| String | The customer ID of the account. | 
getError()
  Returns null if the execution completed successfully.
Otherwise, returns the encountered error.  Return values:
| Type | Description | 
|---|---|
| String | nullif the execution completed successfully.
    Otherwise, returns the encountered error. | 
getReturnValue()
  Returns null if no value was returned by the function that
executed on the account. Otherwise, returns the value returned.  Return values:
| Type | Description | 
|---|---|
| String | nullif no value was returned. Otherwise, returns the
    return value of the function. | 
getStatus()
  Returns the status of the execution.
Possible return values:
- OK- execution has finished successfully.
- ERROR- execution has failed to finish due to an error.
- TIMEOUT- execution has failed to finish because it ran out of time.
Return values:
| Type | Description | 
|---|---|
| String | The status of the execution. |