mplausible that the servicers acquired the rights to enforce the lender's rights under the deed of trust without becoming parties to the contract." Perryman v. Litton Loan Servicing, LP, No. 14-CV-02261-JST, 2014 U.S. Dist. LEXIS 140479, 2014 WL 4954674, at *13 (N.D. Cal. Oct. 1, 2014) (quoting Ellsworth, 30 F. Supp. 3d at 913)