1{
2    "traceEvents": [
3      {
4        "cat": "ipc",
5        "pid": 15902,
6        "tid": 15903,
7        "ts": 3002,
8        "ph": "X",
9        "name": "SenderA",
10        "args":{},
11        "dur": 10
12      },
13      {
14        "cat": "ipc",
15        "pid": 15902,
16        "tid": 15903,
17        "ts": 3002,
18        "ph": "s",
19        "name": "IPC",
20        "args":{},
21        "id":"0x402",
22        "sf": "7"
23      },
24      {
25        "cat": "ipc",
26        "pid": 15903,
27        "tid": 15904,
28        "ts": 0,
29        "ph": "X",
30        "name": "SenderB",
31        "args":{},
32        "dur": 10
33      },
34      {
35        "cat": "ipc",
36        "pid": 15903,
37        "tid": 15904,
38        "ts": 1,
39        "ph": "s",
40        "name": "IPC",
41        "args":{},
42        "id":"0x403"
43      },
44      {
45        "cat": "ipc",
46        "pid": 15875,
47        "tid": 15895,
48        "ts": 1001,
49        "ph": "f",
50        "name": "IPC",
51        "args": {},
52        "id": "0x403"
53      },
54      {
55        "cat": "ipc",
56        "pid": 15875,
57        "tid": 15895,
58        "ts": 1001,
59        "ph": "X",
60        "name": "Blergh",
61        "args": {},
62        "dur": 100
63      },
64      {
65        "cat": "ipc",
66        "pid": 15774,
67        "tid": 15794,
68        "ts": 3200,
69        "ph": "X",
70        "name": "OtherSlice",
71        "args": {},
72        "dur": 500
73      },
74      {
75        "cat": "ipc",
76        "pid": 15774,
77        "tid": 15794,
78        "ts": 3220,
79        "ph": "t",
80        "name": "IPC",
81        "args": {},
82        "id": "0x402",
83        "sf": 8
84      },
85      {
86        "cat": "ipc",
87        "pid": 15874,
88        "tid": 15894,
89        "ts": 3330,
90        "ph": "f",
91        "name": "IPC",
92        "args": {},
93        "id": "0x402",
94        "sf": "1"
95      },
96      {
97        "cat": "ipc",
98        "pid": 15874,
99        "tid": 15894,
100        "ts": 3331,
101        "ph": "X",
102        "name": "SomeSlice",
103        "args": {},
104        "dur": 400
105      }
106    ],
107    "stackFrames": {
108      "1": {
109        "category": "m1",
110        "name": "main"
111      },
112      "7": {
113        "category": "m2",
114        "name": "frame7",
115        "parent": "1"
116      },
117      "8": {
118        "category": "m2",
119        "name": "frame8",
120        "parent": "1"
121      }
122    }
123  }