我们可以在connection.json中定义多个订单者和ca吗？

{
  "name": "my-network",
  "version": "1.0.0",
  "client": {
    "organization": "Org1",
    "connection": {
      "timeout": {
        "peer": {
          "endorser": "300",
          "eventHub": "300",
          "eventReg": "300"
        },
        "orderer": "300"
      }
    }
  },
  "organizations": {
    "Org1": {
      "mspid": "Org1MSP",
      "peers": ["peer0.org1.example.com"],
      "certificateAuthorities": ["ca.org1.example.com", "ca2.org1.example.com"]
    }
  },
  "orderers": {
    "orderer.example.com": {
      "url": "grpc://localhost:7050"
    },
    "orderer2.example.com": {
      "url": "grpc://localhost:8050"
    }
  },
  "certificateAuthorities": {
    "ca.org1.example.com": {
      "url": "http://localhost:7054",
      "caName": "ca.org1.example.com"
    },
    "ca2.org1.example.com": {
      "url": "http://localhost:8054",
      "caName": "ca2.org1.example.com"
    }
  }
}