Deployments RPC Endpoint Handler
The Deployments handler matches a case based on the types defined via protobuf and contained within the node/x/deployment/types/v1beta2/deploymentmsg.pb.go file.  An example of the protobuf file is covered in the subsequent section.
func NewHandler(keeper keeper.IKeeper, mkeeper MarketKeeper, ekeeper EscrowKeeper, authzKeeper AuthzKeeper) sdk.Handler {
    ms := NewServer(keeper, mkeeper, ekeeper, authzKeeper)
    return func(ctx sdk.Context, msg sdk.Msg) (*sdk.Result, error) {
        switch msg := msg.(type) {
        case *types.MsgCreateDeployment:
            res, err := ms.CreateDeployment(sdk.WrapSDKContext(ctx), msg)
            return sdk.WrapServiceResult(ctx, res, err)
        case *types.MsgDepositDeployment:
            res, err := ms.DepositDeployment(sdk.WrapSDKContext(ctx), msg)
            return sdk.WrapServiceResult(ctx, res, err)
        case *types.MsgUpdateDeployment:
            res, err := ms.UpdateDeployment(sdk.WrapSDKContext(ctx), msg)
            return sdk.WrapServiceResult(ctx, res, err)
        case *types.MsgCloseDeployment:
            res, err := ms.CloseDeployment(sdk.WrapSDKContext(ctx), msg)
            return sdk.WrapServiceResult(ctx, res, err)
        case *types.MsgCloseGroup:
            res, err := ms.CloseGroup(sdk.WrapSDKContext(ctx), msg)
            return sdk.WrapServiceResult(ctx, res, err)
        case *types.MsgPauseGroup:
            res, err := ms.PauseGroup(sdk.WrapSDKContext(ctx), msg)
            return sdk.WrapServiceResult(ctx, res, err)
        case *types.MsgStartGroup:
            res, err := ms.StartGroup(sdk.WrapSDKContext(ctx), msg)
            return sdk.WrapServiceResult(ctx, res, err)
        default:
            return nil, sdkerrors.ErrUnknownRequest
        }
    }
}