RFID data JSON payload formatting

Below is the JSON payload format used by the Identix gateways

{
"epc":"E2801190A502006016C32F62", - EPC data in Hexadecimal
"tid":"E280119020004F62B6190300", - Tag ID obtained via Impinj's FastID
"timestamp":"1632759395291", - Time Stamp in EPOCH format
"rssi":-3880, - Read Signal Strength information for the Tag signal    
"phase":49, - Tag signal phase information in degree
"channel":906250, - RFID frequency channel where the tag was read
"antenna":1, - Reader antenna where the tag was read
"readerid":"EZ270 51:2B:50" - Gateway identification
}