service) bound to a device key,passwordless:use). Its requests are device-signed; its grant is{
"id": 0,
"sessionId": "ks_…",
"kind": "service",
"grant": "string",
"grantSeq": 0,
"deviceId": "string",
"deviceCert": "string",
"keyset": {},
"keysetSeq": 0,
"tier": "string",
"caps": [
"string"
],
"limits": {},
"checkInBy": 0,
"exp": 0,
"resource": {
"kind": "database",
"id": "string"
},
"rotateBy": "2019-08-24T14:15:22.123Z"
}