SIM fields
| Field name | Description |
| lastNetworkActivityMillis | The last time your SIM card connected to the network, e.g. for a location update or registration. |
| lastModifiedMillis | The last time SIM parameters (status, group, name etc) were changed. |
| lastDataSessionMillis | The last time your SIM card had a data session. Please note that SIM cards can have 0B sessions. |
| lastUsageUpdate | The last time the usage of your SIM card was updated. |
SIM "status" field mapping (legacy, use "state" field for one-to-one mapping with
the UI)
| Primary | Secondary | State in web application | Description |
| ON | LIVE | LIVE | SIM is active and data service is enabled |
| ON | TEST | TEST | SIM is in TEST mode. |
| ON | ACTIVE_READY | ACTIVE_READY | SIM is in ACTIVE READY mode. |
| OFF | OFFLINE/SHIPPING | SIM is deactivated. | |
| DELETED | CLOSED | SIM is permanently disabled and cannot be reactivated. | |
| PENDING | OFF | OFFLINE | SIM is transitioning to the OFFLINE state. |
| PENDING | LIVE | LIVE | SIM is transitioning to the LIVE state. |
| PENDING | TEST | TEST | SIM is transitioning to the TEST state. |
| PENDING | ACTIVE_READY | ACTIVE_READY | SIM is transitioning to the ACTIVE READY state. |
| PENDING | DELETED | CLOSED | SIM is transitioning to the DELETED state. |
Error codes
| Error code | Description |
| E000 | Server error |
| E002 | SIM not found |
| E003 | Feature not enabled (either not supported for the given SIM card, or is a separate addon service that has to be ordered). |
| E101 | No SIM cost history for given ICCID in the given month and year. |
| E102 | No account balance history in the given month and year. |
| E103 | No diagnostics available for this SIM. |
| E201 | Cannot change SIM status to desired state, the current status is prohibiting such an operation. |
| E202 | SIM status is locked by an administrator. |
| E210 | Cannot set new data limit because it would exceed the current data usage. |
| E211 | Cannot resume/activate SIM because the amount of used data is equal to or exceeds the data limit set for this SIM. |
| E220 | Cannot assign the SIM to the specified group because the name is forbidden. |
| E230 | Too many SIMs (over 1000) given as arguments. |
| E240 | SMS not allowed for some SIMs |