generated: '2026-07-23'
method: derived
source: openapi/algbra-account-transaction-api-openapi.yml
note: >-
  Entity-relationship graph derived from the OBIE AIS Swagger 2.0 definitions and
  path structure. Account is the aggregate root; the account-access consent gates
  all reads. Identifiers follow OBIE conventions (AccountId, ConsentId, StatementId).
entities:
- name: AccountAccessConsent
  id_field: ConsentId
  schema: OBReadConsentResponse1
  note: TPP consent that authorizes access; created before any account read.
- name: Account
  id_field: AccountId
  schema: OBAccount3
  path: /accounts, /accounts/{AccountId}
- name: Balance
  schema: OBCashBalance1
  path: /accounts/{AccountId}/balances
- name: Beneficiary
  schema: OBBeneficiary3
  path: /accounts/{AccountId}/beneficiaries
- name: Transaction
  schema: OBTransaction4
  path: /accounts/{AccountId}/transactions
relationships:
- {from: AccountAccessConsent, type: grants_access_to, to: Account, via: Permissions}
- {from: Balance, type: belongs_to, to: Account, via: AccountId}
- {from: Beneficiary, type: belongs_to, to: Account, via: AccountId}
- {from: Transaction, type: belongs_to, to: Account, via: AccountId}
- {from: Account, type: has_many, to: Transaction, via: AccountId}
- {from: Account, type: has_many, to: Balance, via: AccountId}
- {from: Account, type: has_many, to: Beneficiary, via: AccountId}
- {from: Account, type: has_one, to: Servicer, via: OBBranchAndFinancialInstitutionIdentification5}