Second key for Brave Payments is not displayed on the UI after recovering wallet

[LaurenWags]

Test plan

See below

---

• Did you search for similar issues before submitting this one?
  Yes

• Describe the issue you encountered:
  Second key for Brave Wallet is not displayed on the UI after recovery. Does not matter if you import keys or copy/past them into fields manually.

• Platform (Win7, 8, 10? macOS? Linux distro?):
  MacOS

• Brave Version (revision SHA):
  Brave 0.17.11
  rev bc6d5b8
  Muon 4.1.4

• Steps to reproduce:

  1. Enable Payments in Preferences.
  2. Click on the gear icon to open Advanced Settings.
  3. Select Recover your wallet.
  4. Import recovery keys from a previously saved file.
  5. You will get a successful message. Click OK.
  6. Click on gear icon again.
  7. Click on backup your wallet.
  8. Key 2 is not displayed.

• Actual result:
  Key 2 is not displayed.

• Expected result:
  Both keys should be displayed

• Will the steps above reproduce in a fresh profile? If not what other info can be added?
  Yes

• Is this an issue in the currently released version?
  Yes

• Can this issue be consistently reproduced?
  Yes

• Extra QA steps:

  1. Repeat steps above except manually copy/paste keys from file instead of importing. Key 2 is still not displayed on the UI.

• Screenshot if needed:

• Any related issues:

[bsclifton]

Per #10442 (comment), @luixxiul reports that clicking the copy buttons give an error to console:

An uncaught exception occurred in the main process Uncaught Exception:
TypeError: Error processing argument at index 0, conversion failure from null
    at EventEmitter.ipcMain.on (/usr/lib/brave/resources/app.asar/app/index.js:255:26)
    at emitTwo (events.js:106:13)
    at EventEmitter.emit (events.js:194:7)
    at WebContents.<anonymous> (/usr/lib/brave/resources/electron.asar/browser/api/web-contents.js:182:13)
    at emitTwo (events.js:106:13)
    at WebContents.emit (events.js:194:7)

[ghost]

Revisit after #10953 is merged

[NejcZdovc]

This was broken in client library, so I upstreamed the fix

brave-intl/bat-client#6
brave/ledger-client#23

[LaurenWags]

Still experiencing this issue on 0.19.28.

[NejcZdovc]

we upgraded libraries that have this fix in #11231