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OpenAPI Specification
openapi: 3.2.0
info:
title: tZERO Institutional API Documents Transfers API
description: '## Overview
The **tZERO Institutional API** — programmatic access to transfer-agent, tokenization, and custody operations for institutional issuers and partners.'
version: 1.1.0
contact:
name: T0kenizer API Support
email: api@t0direct.com
servers:
- url: https://api.t0direct.com
description: Production
security:
- ApiKeyAuth: []
tags:
- name: Transfers
description: Book-entry transfer requests (secondary)
paths:
/api/v1/transfers/:
get:
summary: List transfer requests
tags:
- Transfers
parameters:
- schema:
type: integer
minimum: 1
default: 1
in: query
name: page
required: false
- schema:
type: integer
minimum: 1
maximum: 100
default: 20
in: query
name: perPage
required: false
- schema:
type: string
enum:
- PENDING
- APPROVED
- REJECTED
in: query
name: status
required: false
- schema:
type: string
in: query
name: securityId
required: false
- schema:
type: string
format: date-time
in: query
name: fromDate
required: false
- schema:
type: string
format: date-time
in: query
name: toDate
required: false
responses:
'200':
description: Default Response
content:
application/json:
schema:
type: object
properties:
data:
type: array
items:
$ref: '#/components/schemas/def-14'
pagination:
$ref: '#/components/schemas/def-0'
'401':
description: Default Response
content:
application/json:
schema:
$ref: '#/components/schemas/def-1'
operationId: getApiV1Transfers
x-operation-id-source: derived
post:
summary: Submit transfer request
tags:
- Transfers
description: Submits a book-entry transfer from one investor to another. The transfer is queued as PENDING until approved by a TA admin. Supports an optional `idempotencyKey` to prevent duplicate submissions.
requestBody:
required: true
content:
application/json:
schema:
type: object
required:
- fromInvestorId
- securityId
- quantity
properties:
fromInvestorId:
type: string
toInvestorId:
type: string
securityId:
type: string
quantity:
type: string
description: Numeric string (integer or decimal)
price:
type: string
description: Optional price per unit as numeric string
idempotencyKey:
type: string
responses:
'201':
description: Default Response
content:
application/json:
schema:
type: object
properties:
data:
$ref: '#/components/schemas/def-14'
'400':
description: Default Response
content:
application/json:
schema:
$ref: '#/components/schemas/def-1'
'401':
description: Default Response
content:
application/json:
schema:
$ref: '#/components/schemas/def-1'
operationId: postApiV1Transfers
x-operation-id-source: derived
/api/v1/transfers/{id}:
get:
summary: Get transfer request
tags:
- Transfers
parameters:
- schema:
type: string
in: path
name: id
required: true
responses:
'200':
description: Default Response
content:
application/json:
schema:
type: object
properties:
data:
$ref: '#/components/schemas/def-14'
'401':
description: Default Response
content:
application/json:
schema:
$ref: '#/components/schemas/def-1'
'404':
description: Default Response
content:
application/json:
schema:
$ref: '#/components/schemas/def-1'
operationId: getApiV1TransfersById
x-operation-id-source: derived
/api/v1/transfers/batch:
post:
summary: Batch submit transfer requests
tags:
- Transfers
description: Submit up to 500 transfer requests in a single call. Each item supports its own `idempotencyKey`. Returns individual results per item.
requestBody:
required: true
content:
application/json:
schema:
type: object
required:
- idempotencyId
- transfers
properties:
idempotencyId:
type: string
transfers:
type: array
minItems: 1
maxItems: 500
items:
type: object
required:
- idempotencyId
- fromInvestorId
- securityId
- quantity
properties:
idempotencyId:
type: string
fromInvestorId:
type: string
toInvestorId:
type: string
toInvestor:
type: object
required:
- name
- email
properties:
name:
type: string
email:
type: string
format: email
entityType:
type: string
jurisdiction:
type: string
securityId:
type: string
quantity:
type: string
price:
type: string
matchedOn:
type: string
format: date-time
settledOn:
type: string
format: date-time
responses:
'201':
description: Default Response
content:
application/json:
schema:
type: object
properties:
batchId:
type: string
submitted:
type: integer
duplicates:
type: integer
transfers:
type: array
items:
type: object
properties:
idempotencyId:
type: string
transferId:
type: string
status:
type: string
'400':
description: Default Response
content:
application/json:
schema:
$ref: '#/components/schemas/def-1'
'401':
description: Default Response
content:
application/json:
schema:
$ref: '#/components/schemas/def-1'
operationId: postApiV1TransfersBatch
x-operation-id-source: derived
/api/v1/transfers/{id}/status:
patch:
summary: Approve or reject transfer
tags:
- Transfers
description: Approve or reject a PENDING transfer request. Approval executes the balance change atomically.
requestBody:
required: true
content:
application/json:
schema:
type: object
required:
- action
properties:
action:
type: string
enum:
- approve
- reject
reviewNote:
type: string
maxLength: 2000
parameters:
- schema:
type: string
in: path
name: id
required: true
responses:
'200':
description: Default Response
content:
application/json:
schema:
type: object
properties:
data:
$ref: '#/components/schemas/def-14'
'400':
description: Default Response
content:
application/json:
schema:
$ref: '#/components/schemas/def-1'
'401':
description: Default Response
content:
application/json:
schema:
$ref: '#/components/schemas/def-1'
'404':
description: Default Response
content:
application/json:
schema:
$ref: '#/components/schemas/def-1'
operationId: patchApiV1TransfersByIdStatus
x-operation-id-source: derived
components:
schemas:
def-0:
type: object
properties:
total:
type: integer
description: Total number of matching records
page:
type: integer
description: Current page number
perPage:
type: integer
description: Records per page
totalPages:
type: integer
description: Total number of pages
title: PaginationMeta
def-14:
type: object
properties:
id:
type: string
status:
type: string
enum:
- PENDING
- APPROVED
- REJECTED
payload:
type: object
description: The transfer details captured at submission time.
properties:
fromInvestorId:
type: string
toInvestorId:
type: string
securityId:
type: string
quantity:
type: string
description: Number of shares as numeric string
price:
type:
- string
- 'null'
description: Price per unit as numeric string
signature:
type:
- object
- 'null'
properties:
status:
type: string
signature:
type: string
date:
type: string
idempotencyKey:
type:
- string
- 'null'
batchIdempotencyId:
type:
- string
- 'null'
description: Outer batch idempotency id (batch submissions only)
matchedOn:
type:
- string
- 'null'
format: date-time
settledOn:
type:
- string
- 'null'
format: date-time
additionalProperties: true
requestedBy:
type: string
reviewedBy:
type:
- string
- 'null'
rejectionReason:
type:
- string
- 'null'
resolvedAt:
type:
- string
- 'null'
format: date-time
createdAt:
type: string
format: date-time
title: TransferRequest
def-1:
type: object
properties:
success:
type: boolean
example: false
error:
type: object
properties:
code:
type: string
example: T0K-V1-INV-001
message:
type: string
example: Investor not found
title: ErrorResponse
securitySchemes:
ApiKeyAuth:
type: apiKey
in: header
name: X-API-Key
description: API key generated at app.t0kenizer.com/ta/api-keys