Exhibit 99.1
Signatures of Reporting Persons
WP X FINANCE, L.P.
By: WPX GP, L.P.,
its managing general partner
By: Warburg Pincus Private Equity X, L.P.,
its general partner
By: Warburg Pincus X, L.P.,
its general partner
By: Warburg Pincus X GP L.P.,
its general partner
By: WPP GP LLC,
its general partner
By: Warburg Pincus Partners, L.P.,
its managing member
By: Warburg Pincus Partners GP LLC,
its general partner
By: Warburg Pincus & Co.,
its managing member
By: /s/ Robert B. Knauss
--------------------------------------
Name: Robert B. Knauss
Title: Partner
05/07/2020
------------------------------------------
Date
**Signature of Reporting Person
WPX GP, L.P.
By: Warburg Pincus Private Equity X, L.P.,
its general partner
By: Warburg Pincus X, L.P.,
its general partner
By: Warburg Pincus X GP L.P.,
its general partner
By: WPP GP LLC,
its general partner
By: Warburg Pincus Partners, L.P.,
its managing member
By: Warburg Pincus Partners GP LLC,
its general partner
By: Warburg Pincus & Co.,
its managing member
By: /s/ Robert B. Knauss
--------------------------------------
Name: Robert B. Knauss
Title: Partner
05/07/2020
------------------------------------------
Date
**Signature of Reporting Person
WARBURG PINCUS PRIVATE
EQUITY X, L.P.
By: Warburg Pincus X, L.P.,
its general partner
By: Warburg Pincus X GP L.P.,
its general partner
By: WPP GP LLC,
its general partner
By: Warburg Pincus Partners, L.P.,
its managing member
By: Warburg Pincus Partners GP LLC,
its general partner
By: Warburg Pincus & Co.,
its managing member
By: /s/ Robert B. Knauss
--------------------------------------
Name: Robert B. Knauss
Title: Partner
05/07/2020
------------------------------------------
Date
**Signature of Reporting Person
WARBURG PINCUS X PARTNERS,
L.P.
By: Warburg Pincus X, L.P.,
its general partner
By: Warburg Pincus X GP L.P.,
its general partner
By: WPP GP LLC,
its general partner
By: Warburg Pincus Partners, L.P.,
its managing member
By: Warburg Pincus Partners GP LLC,
its general partner
By: Warburg Pincus & Co.,
its managing member
By: /s/ Robert B. Knauss
--------------------------------------
Name: Robert B. Knauss
Title: Partner
05/07/2020
------------------------------------------
Date
**Signature of Reporting Person
WARBURG PINCUS X, L.P.
By: Warburg Pincus X GP L.P.,
its general partner
By: WPP GP LLC,
its general partner
By: Warburg Pincus Partners, L.P.,
its managing member
By: Warburg Pincus Partners GP LLC,
its general partner
By: Warburg Pincus & Co.,
its managing member
By: /s/ Robert B. Knauss
--------------------------------------
Name: Robert B. Knauss
Title: Partner
05/07/2020
------------------------------------------
Date
**Signature of Reporting Person
WARBURG PINCUS X GP L.P.
By: WPP GP LLC,
its general partner
By: Warburg Pincus Partners, L.P.,
its managing member
By: Warburg Pincus Partners GP LLC,
its general partner
By: Warburg Pincus & Co.,
its managing member
By: /s/ Robert B. Knauss
--------------------------------------
Name: Robert B. Knauss
Title: Partner
05/07/2020
------------------------------------------
Date
**Signature of Reporting Person
WPP GP LLC
By: Warburg Pincus Partners, L.P.,
its managing member
By: Warburg Pincus Partners GP LLC,
its general partner
By: Warburg Pincus & Co.,
its managing member
By: /s/ Robert B. Knauss
Name: Robert B. Knauss
--------------------------------------
Title: Partner
05/07/2020
------------------------------------------
Date
**Signature of Reporting Person
WARBURG PINCUS PARTNERS, L.P.
By: Warburg Pincus Partners GP LLC,
its general partner
By: Warburg Pincus & Co.,
its managing member
By: /s/ Robert B. Knauss
--------------------------------------
Name: Robert B. Knauss
Title: Partner
05/07/2020
------------------------------------------
Date
**Signature of Reporting Person
WARBURG PINCUS PARTNERS GP
LLC
By: Warburg Pincus & Co.,
its managing member
By: /s/ Robert B. Knauss
--------------------------------------
Name: Robert B. Knauss
Title: Partner
05/07/2020
------------------------------------------
Date
**Signature of Reporting Person
WARBURG PINCUS & CO.
By: /s/ Robert B. Knauss
--------------------------------------
Name: Robert B. Knauss
Title: Partner
05/07/2020
------------------------------------------
Date
**Signature of Reporting Person
WARBURG PINCUS LLC
By: /s/ Robert B. Knauss
--------------------------------------
Name: Robert B. Knauss
Title: Managing Director
05/07/2020
------------------------------------------
Date
**Signature of Reporting Person