Initial span schema

src/docs/sdk/event-payloads/only-spans.mdx

@@ -0,0 +1,70 @@
+---
+title: Only Spans Interface
+---
+
+```
+{
+    "traceId": "5B8EFFF798038103D269B633813FC60C",
+    "spanId": "EEE19B7EC3C1B174",
+    "parentSpanId": "EEE19B7EC3C1B173",
+    "name": "GET /example",
+    "startTimeUnixNano": "1544712660000000000",
+    "endTimeUnixNano": "1544712661000000000",
+    "attributes": [
+        {
+            "key": "sentry.segment.id",
+            "value": {
+                "stringValue": "EEE19B7EC3C1B174",
+            }
+        },
+        {
+            "key": "sentry.segment.name",
+            "value": {
+                "stringValue": "GET /example",
+            }
+        },
+        {
+            "key": "sentry.segment.op",
+            "value": {
+                "stringValue": "http.server",
+            }
+        },
+        {
+            "key": "sentry.release",
+            "value": {
+                "stringValue": "1.0.0"
+            }
+        },
+        {
+            "key": "sentry.environment",
+            "value": {
+                "stringValue": "production"
+            }
+        },
+        {
+            "key": "sentry.op",
+            "value": {
+                "stringValue": "http.server"
+            }
+        },
+        {
+            "key": "sentry.platform",
+            "value": {
+                "stringValue": "php"
+            }
+        },
+        {
+            "key": "sentry.sdk.name",
+            "value": {
+                "stringValue": "http.server"
+            }
+        },
+        {
+            "key": "sentry.sdk.version",
+            "value": {
+                "stringValue": "4.7.0"
+            }
+        },
+    ]
+}
+```