Json Newsom Deserializer Parsing Error

var result = JsonConvert.DeserializeObject(json);
 

I get and error parsing the the json format line 1. The json deserializer object is not parsing the 

SendAction
2018-10-18T20:04:01.000000

Can someone assist me. The incoming input file cant be change. I am trying to use the deserializer object so that I dont have to loop through every line in the input file.

INPUT TEXT FILE:

SendAction
2018-10-18T20:04:01.000000
{
    "HeaderVersion": "1.0.0.0",
    "Details": [
        {
            "Quantity": 0,
            "TransAmount": 0
        }
    ],
    "Session": "1",
}

SendAction
2018-10-18T20:04:01.000000
{
    "HeaderVersion": "1.0.0.0",
    "Details": [
        {
            "Quantity": 0,
            "TransAmount": 0
        }
    ],
    "Session": "2",
}

SendAction
2018-10-18T20:06:01.000000
{
    "HeaderVersion": "1.0.0.0",
    "Details": [
        {
            "Quantity": 0,
            "TransAmount": 0
        }
    ],
    "Session": "3",
}