Json fields not being retrieved

[mrcurious2020]

Thank you.
How about the json output below. Can you clarify this below, if possible:

content = json.load(f)['device-hardware']  <== This is not functional for the below

{
"device-hardware": { <== I see this is a dictionary
"device-alarm": [ <== this would be the key, but there is a list
{
"alarm-category": "alarm-severity-critical",
"alarm-description": "Power Supply Failure",
"alarm-id": 3,
"alarm-instance": 0,
"alarm-name": "Power Supply Module 0",
"alarm-time": "2020-06-30T05:35:18+00:00"
},
(…)