Live demo breaks for a specific Cheeze Wizard

[albrow]

https://demo.0x.org/marketplace#/erc721/ currently shows three different Cheeze Wizards. One of them has a price of -906.50 ETH.

Clicking on this Cheeze Wizard leads to a a blank white page and produces an error in the JavaScript console:

Here's a direct link to the page: https://demo.0x.org/marketplace#/erc721/collectible/2700

react-dom.production.min.js:4408 TypeError: Cannot read property 'price' of undefined
    at t.n._generateMarkersWithPrices (declining_price_graph.tsx:104)
    at t.n.componentDidMount (declining_price_graph.tsx:31)
    at Wo (react-dom.production.min.js:4978)
    at Vo (react-dom.production.min.js:5123)
    at react-dom.production.min.js:5975
    at Object.t.unstable_runWithPriority (scheduler.production.min.js:274)
    at Cs (react-dom.production.min.js:5974)
    at ks (react-dom.production.min.js:5958)
    at Os (react-dom.production.min.js:5925)
    at xs (react-dom.production.min.js:5860)
lo @ react-dom.production.min.js:4408
r.callback @ react-dom.production.min.js:4773
no @ react-dom.production.min.js:4271
ro @ react-dom.production.min.js:4257
Wo @ react-dom.production.min.js:4999
Vo @ react-dom.production.min.js:5123
(anonymous) @ react-dom.production.min.js:5975
t.unstable_runWithPriority @ scheduler.production.min.js:274
Cs @ react-dom.production.min.js:5974
ks @ react-dom.production.min.js:5958
Os @ react-dom.production.min.js:5925
xs @ react-dom.production.min.js:5860
Xo @ react-dom.production.min.js:5787
enqueueSetState @ react-dom.production.min.js:2790
w.setState @ react.production.min.js:72
(anonymous) @ Provider.js:53
b @ redux.js:213
(anonymous) @ middleware.js:36
(anonymous) @ middlewares.ts:14
(anonymous) @ index.js:11
dispatch @ redux.js:613
(anonymous) @ actions.ts:40
c @ runtime.js:45
(anonymous) @ runtime.js:264
e.<computed> @ runtime.js:98
n @ asyncToGenerator.js:3
s @ asyncToGenerator.js:25
Promise.then (async)
n @ asyncToGenerator.js:13
s @ asyncToGenerator.js:25
Promise.then (async)
n @ asyncToGenerator.js:13
s @ asyncToGenerator.js:25
Promise.then (async)
n @ asyncToGenerator.js:13
s @ asyncToGenerator.js:25
(anonymous) @ asyncToGenerator.js:32
(anonymous) @ asyncToGenerator.js:21
(anonymous) @ actions.ts:31
(anonymous) @ index.js:8
dispatch @ redux.js:613
(anonymous) @ actions.ts:328
c @ runtime.js:45
(anonymous) @ runtime.js:264
e.<computed> @ runtime.js:98
n @ asyncToGenerator.js:3
s @ asyncToGenerator.js:25
Promise.then (async)
n @ asyncToGenerator.js:13
s @ asyncToGenerator.js:25
Promise.then (async)
n @ asyncToGenerator.js:13
s @ asyncToGenerator.js:25
Promise.then (async)
n @ asyncToGenerator.js:13
s @ asyncToGenerator.js:25
Promise.then (async)
n @ asyncToGenerator.js:13
s @ asyncToGenerator.js:25
Promise.then (async)
n @ asyncToGenerator.js:13
s @ asyncToGenerator.js:25
Promise.then (async)
n @ asyncToGenerator.js:13
s @ asyncToGenerator.js:25
(anonymous) @ asyncToGenerator.js:32
(anonymous) @ asyncToGenerator.js:21
(anonymous) @ actions.ts:279
(anonymous) @ index.js:8
onConnectWallet @ app.tsx:105
n.componentDidMount @ app.tsx:37
Wo @ react-dom.production.min.js:4978
Vo @ react-dom.production.min.js:5123
(anonymous) @ react-dom.production.min.js:5975
t.unstable_runWithPriority @ scheduler.production.min.js:274
Cs @ react-dom.production.min.js:5974
ks @ react-dom.production.min.js:5958
Os @ react-dom.production.min.js:5925
xs @ react-dom.production.min.js:5860
Xo @ react-dom.production.min.js:5787
Fs @ react-dom.production.min.js:6077
Bs @ react-dom.production.min.js:6085
Hs.render @ react-dom.production.min.js:6276
(anonymous) @ react-dom.production.min.js:6360
Rs @ react-dom.production.min.js:6007
zs @ react-dom.production.min.js:6359
render @ react-dom.production.min.js:6390
1147 @ index.tsx:39
l @ marketplace:3
481 @ serviceWorker.js:132
l @ marketplace:3
a @ marketplace:3
e @ marketplace:3
(anonymous) @ main.71ad18a0.chunk.js:1
logdown.min.js:149 0x-launch-kit-frontend::Collectibles::Actions There was a problem fetching the collectibles TypeError: Cannot read property 'price' of undefined
    at t.n._generateMarkersWithPrices (declining_price_graph.tsx:104)
    at t.n.componentDidMount (declining_price_graph.tsx:31)
    at Wo (react-dom.production.min.js:4978)
    at Vo (react-dom.production.min.js:5123)
    at react-dom.production.min.js:5975
    at Object.t.unstable_runWithPriority (scheduler.production.min.js:274)
    at Cs (react-dom.production.min.js:5974)
    at ks (react-dom.production.min.js:5958)
    at Os (react-dom.production.min.js:5925)
    at xs (react-dom.production.min.js:5860)