Below is the explanation of all parameters:
- Username (Mandatory):
The username of your account. To get a username please register here.
- Password (Mandatory):
The password of your account.
- Type (Mandatory):
Message type to indicate if the message is text, Unicode, flash, etc
t : Message to be sent, Must be URL encoded (GSM 3.38 Character encoding).
tf : Flash (GSM 3.38 Character encoding).
u : Unicode messages such as Chinese or Arabic.
uf : Unicode Flash messages such as Chinese or Arabic.
- To (Mandatory):
One or more phone numbers, separated by a comma.
- Source (Mandatory):
The sender name that should appear from.
- Max Length 18 numeric.
- Max Length 11 alphanumeric.
Additional restrictions on this field may be enforced by the SMSC.
- Message (Mandatory):
The body of the SMS message.
Sending Unicode messages such as Chinese or Arabic needs to have the text encoded in UTF-16BE.
- Scheduled (Optional):
To schedule the message to send it sometime/date in the future. Time/Date format is : "yyyy-mm-dd hh:mm:ss" Which must be URL encoded. The time must be in GMT.
For further information please check it here.