//This would be published to the mqtt path of "{macAddress}/readings"
{
    //The "T" can be omitted if preferred, this would also mean we remove the ":" in the time.
    "firstReading": "20210408T17:55",
    "readings": {
        "D1.1": {
            //Same as inital time
            "0": "11546546",
            //One minute offset
            "1": "11546547",
            //Two minutes offset
            "2": "11578545"
        },
        "D2.12": {
            //Same as inital time
            "0": "11546546",
            //One minute offset
            "1": "11546547",
            //Two minutes offset
            "2": "11578545"
        }
    }
}


//An alternate way to send the readings to save space would be the following:
//This would be published to the mqtt path of "{macAddress}/readings/{deviceIdentifier}", the di would be D1.1 and the like.
{
    //The "T" can be omitted if preferred, this would also mean we remove the ":" in the time.
    "firstReading": "20210408T17:55",
    //The format of the following is "|{offset in minutes}|{reading}", this can also just be csv where it goes "{offset},{reading}"
    "data": "|0|121212|1|121212|2|121212"
}