anchor.diff:  union MoneyOrErrorUnion = Error
   
   type Mutation {
  +  acceptPartnerAgreement(
  +    input: AcceptPartnerAgreementInput!
  +  ): AcceptPartnerAgreementPayload
     addAssetToConsignmentSubmission(
       input: AddAssetToConsignmentSubmissionInput!
     ): AddAssetToConsignmentSubmissionPayload
  
positive.code: directive @principalField on FIELD
  
  type AccountRequest {
    # A globally unique ID.
  
negative.code:     term: String!
    ): [DoNotUseThisPartner!]
  
    # Find a partner by ID
    _unused_gravity_partner(id: ID!): DoNotUseThisPartner
  
    # Find partners by IDs
    _unused_gravity_partners(ids: [ID!]!): [DoNotUseThisPartner!]
  
  