Request Parameters:

URL: ../Api/Client/Login

Header:
Content-Type: application/json

Parameter:
{
       "ApiSecretKey":"d101g114q119n106g97y111j112d104",

     "StoreId":"1",

     "UserName":"admin@yourStore.com",

     "Password":"admin",

     "CustomerGUID":"F1F13527-BA8E-4C5A-ACA2-9EC3D78B3FF4"


}

[Note: isGuestCustomerGUId parameter is used for migrating to shopping cart
=>If no one logged-in then Pass parameter "CustomerGUID":"00000000-0000-0000-0000-000000000000" .
=>Pass GuestCustomerGUId when you need to migrate guest customer to login customer cart

Response :

=>If Login is Successful it will response with following parameter:
{
   "CustomerGuid": "f1f13527-ba8e-4c5a-aca2-9ec3d78b3ff4",
   "UserName": "admin@yourStore.com",
   "EmailId": "admin@yourStore.com",
   "Message": "Login was Successful",
   "IsValid": true,
   "RememberMe": false
}