add indicators to ws equity model (#272)

Author: morningvera

.polygon/websocket.json

@@ -292,6 +292,14 @@
                       "type": "integer",
                       "description": "The condition."
                     },
+                    "i": {
+                      "type": "array",
+                      "description": "The indicators. For more information, see our glossary of [Conditions and\nIndicators](https://polygon.io/glossary/us/stocks/conditions-indicators).\n",
+                      "items": {
+                        "type": "integer",
+                        "description": "The indicator code.\n"
+                      }
+                    },
                     "t": {
                       "type": "integer",
                       "description": "The Timestamp in Unix MS."
@@ -312,6 +320,9 @@
                   "ap": 114.128,
                   "as": 160,
                   "c": 0,
+                  "i": [
+                    604
+                  ],
                   "t": 1536036818784,
                   "z": 3
                 }
@@ -2282,6 +2293,14 @@
             "type": "integer",
             "description": "The condition."
           },
+          "i": {
+            "type": "array",
+            "description": "The indicators. For more information, see our glossary of [Conditions and\nIndicators](https://polygon.io/glossary/us/stocks/conditions-indicators).\n",
+            "items": {
+              "type": "integer",
+              "description": "The indicator code.\n"
+            }
+          },
           "t": {
             "type": "integer",
             "description": "The Timestamp in Unix MS."

polygon/websocket/models/models.py

@@ -145,6 +145,7 @@ class EquityQuote:
     ask_price: Optional[float] = None
     ask_size: Optional[int] = None
     condition: Optional[int] = None
+    indicators: Optional[List[int]] = None
     timestamp: Optional[int] = None
     tape: Optional[int] = None
     sequence_number: Optional[int] = None
@@ -161,6 +162,7 @@ def from_dict(d):
             d.get("ap", None),
             d.get("as", None),
             d.get("c", None),
+            d.get("i", None),
             d.get("t", None),
             d.get("z", None),
             d.get("q", None),