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let create: ( WebAPI.CredentialManagementAPI.credentialsContainer, ~options: WebAPI.CredentialManagementAPI.credentialCreationOptions=?,) => Promise.t<WebAPI.CredentialManagementAPI.credential>
let get: ( WebAPI.CredentialManagementAPI.credentialsContainer, ~options: WebAPI.CredentialManagementAPI.credentialRequestOptions=?,) => Promise.t<WebAPI.CredentialManagementAPI.credential>
let preventSilentAccess: WebAPI.CredentialManagementAPI.credentialsContainer => Promise.t< unit,>
let store: ( WebAPI.CredentialManagementAPI.credentialsContainer, WebAPI.CredentialManagementAPI.credential,) => Promise.t<unit>