EXHIBIT 24.1
POWER OF ATTORNEY - WILLIAM J. MARIS

      The undersigned constitutes and appoints Nina Labatt, as the undersigned's
true and lawful attorney-in-fact and agent, with full power of substitution and
resubstitution, for the undersigned and in the undersigned's name, place and
stead, to:

1.	prepare, sign, and submit to the Securities and Exchange Commission (the
"SEC") on its Electronic Data Gathering, Analysis, and Retrieval ("EDGAR") Filer
Management website a Form ID application, including any amendments and exhibits
thereto, and any other related documents as may be necessary or appropriate, to
obtain from the SEC access codes to permit filing on the SEC's EDGAR system,
granting unto said attorney-in-fact and agent, full power and authority to do
and perform each act and thing requisite and necessary to be done as required by
any rule or regulation of the SEC and the EDGAR Filer Manual as fully and to all
intents and purposes as the undersigned might or could do in person, hereby
ratifying and confirming all that said attorney-in-fact and agent, may lawfully
do or cause to be done by virtue hereof; and

2.	sign any and all SEC statements of beneficial ownership of securities on
Schedule 13D as required under Section 13 and Forms 3, 4 and 5 as required under
Section 16(a) of the Securities Exchange Act of 1934, as amended, and any
amendments thereto, and to file the same with all exhibits thereto, and other
documents in connection therewith, with the SEC, and any stock exchange on which
any of the securities held by the undersigned are listed, granting unto said
attorney-in-fact and agent,  full power and authority to do and perform each act
and thing requisite and necessary to be done under said Section 13 and Section
16(a), as fully and to all intents and purposes as the undersigned might or
could do in person, hereby ratifying and confirming all that said
attorney-in-fact and agent, may lawfully do or cause to be done by virtue
hereof.

      A copy of this power of attorney shall be filed with the SEC. The
authorization set forth above shall continue in full force and effect until the
undersigned revokes such authorization by written instructions to the attorneys-
in-fact.

      The authority granted hereby shall in no event be deemed to impose or
create any duty on behalf of the attorney-in-fact with respect to the
undersigned's obligations to file a Form ID, Schedule 13Ds and Forms 3, 4 and 5
with the SEC.

Dated: January 7, 2022

/s/ William J. Maris
William J. Maris