add proto files

Author: darunrs

lazer/sdk/proto/lazer.proto

@@ -0,0 +1,19 @@
+syntax = "proto3";
+
+import "publisher_update.proto";
+
+enum TransactionSignatureType {
+  ed25519 = 0;
+}
+
+message SignedLazerTransaction {
+  TransactionSignatureType signature_type = 1;
+  bytes signature = 2;
+  bytes transaction = 3;
+}
+
+message LazerTransaction {
+  oneof transaction {
+    PublisherUpdatePayload publisher_updates = 1;
+  }
+}

lazer/sdk/proto/publisher_update.proto

@@ -0,0 +1,27 @@
+syntax = "proto3";
+
+message PublisherUpdatePayload {
+  repeated PublisherUpdate updates = 1;
+  uint64 batch_timestamp_us = 2;
+}
+
+message PublisherUpdate {
+  uint32 price_feed_id = 1;
+  uint64 source_timestamp_us = 2;
+  uint64 publisher_timestamp_us = 3;
+  oneof update {
+    PriceUpdateV1 price_update_v1 = 4;
+    FundingRateUpdateV1 funding_rate_update_v1 = 5;
+  }
+}
+
+message PriceUpdateV1 {
+  optional int64 price = 1;
+  optional int64 best_bid_price = 2;
+  optional int64 best_ask_price = 3;
+}
+
+message FundingRateUpdateV1 {
+  optional int64 price = 1;
+  optional int64 rate = 2;
+}