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73 Strings Transaction API API

The Transaction APIs enable external enterprise customers to ingest and retrieve transaction ledger records within the 73 Strings platform.These APIs are intended for client-side engineering teams that manage their own data pipelines and require a controlled, structured interface to push transaction data into the platform or retrieve processed transaction information for downstream workflows.Key capabilitiesBulk creation and update of transaction ledger recordsPlatform-generated Display IDs for stable referencing across workflowsRetrieval of processed transaction dataReference APIs for transaction types and transaction versions to ensure payload correctnessPartial success handling for bulk ingestionAuthentication & data scopingAll APIs are authenticated using a subscription key associated with a User IDOrganization ID and User ID are mandatory in request payloads and determine data accessAPIs are multi-tenant by design and return data scoped to the provided organizationProcessing modelTransactions are pushed via external pipelines (real-time or batch)The platform persists and processes the data as per supported transaction structuresThe APIs do not orchestrate synchronization or enforce real-time guarantees

73 Strings Transaction API API is one of 6 APIs that 73 Strings publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Transaction API. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

This API exposes 6 operations across 6 paths, and defines 29 schemas. It is described by OpenAPI 3.2.0, at version 1.0.

Requests are made against a single base URL, https://api-accord-eut-73strings.azure-api.net/transactions.

6 operations 6 paths 29 schemas 6 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
1.0
Base URL
https://api-accord-eut-73strings.azure-api.net/assetinfo
Authentication
API Key, API Key
License
Resource Areas
1

Authentication & Security 2

73 Strings Transaction API API declares 2 security schemes for authenticating requests. An API key is passed in the header as subscription-key (apiKeyHeader). An API key is passed in the query as subscription-key (apiKeyQuery). By default, every request must be authenticated, though some operations may also be called without credentials.

Paths & Operations 6

Across 6 paths, the API surfaces 6 operations — 6 POST. Each is listed below with its method, path, parameters, and response codes.

Transaction API 6

The Transaction APIs enable external enterprise customers to ingest and retrieve transaction ledger records within the 73 Strings platform . These APIs are intended for client-sid…

POST
/api/v2/unifiedTransaction
Create or update transactions in bulk (V2)
unifiedTransaction-v2 2 params body → 200207400401404422429500
POST
/api/v1/unifiedTransaction
Create/Update Transaction
unifiedTransaction 2 params body → 200202207400401404500
POST
/api/v1/transactionData
Get Transaction Data
getTransactionData 3 params body → 200404
POST
/api/v1/transactionType
Get Transaction Types
getTransactionTypes 4 params body → 200202400401404500
POST
/api/v1/transactionVersion
Get Transaction Versions
getTransactionVersions 3 params body → 200202400401404500
POST
/api/v1/putfundTransactions
GTN Fund Transactions API
GTN_FUND_TRANSACTION 1 param body → 200400401500

Schemas 29

The contract defines 29 schemas that model the data the API accepts and returns. The most detailed are TransactionDto (38 properties), UnifiedTransactionData (17 properties), UnifiedTransactionV2Data (16 properties), MultilayeredTransactionMetadataResponse (16 properties). Each schema is shown below with its type and property counts.

TransactionTypeResDTO
object
Wrapper object containing paginated transaction type details.
4 properties
TransactionDto
object
List of transaction objects. Each item represents the processed outcome of one transaction request, including metadata, computed fields, and validation status.
38 properties
Filter
object
Request Parameters Table
3 properties 3 required
TransactionVersionData
object
Transaction version data
1 property
FundDetailsDTO
object
DTO representing Fund Details
4 properties 4 required
ApiResponse
object
API response wrapper containing the response data, success status, message, and error code.
4 properties
TransactionDataResponse
object
Transaction data response with pagination
5 properties
TransactionProcessResponse
object
3 properties 3 required
TransactionDataReqDTO
object
Request parameters for retrieving transaction data
5 properties 2 required
TransactionVersionReqDTO
object
Request Parameters Table
2 properties 2 required
UnifiedMultilayeredTransactionV2Metadata
object
V2 transaction metadata containing source references, security details, valuation details, ownership metrics, and optional external IDs.
14 properties
UnifiedTransactionV2ReqDTO
object
V2 request parameters for bulk create/update transaction processing.
3 properties 3 required
UnifiedTransactionData
object
A list containing one or more transaction records. Each record holds detailed information about a specific transaction event.
17 properties 8 required
UnifiedOwnerEntityMappingV2
object
V2 owner entity mapping for a transaction.
1 property 1 required
UnifiedOwnerEntityMapping
object
Unified owner entity mapping details using names
1 property 1 required
UnifiedTransactionReqDTO
object
Request parameters for unified create/update transaction
3 properties 3 required
TransactionTypeReqDTO
object
Request parameters for retrieving transaction types
4 properties 4 required
VersionData
object
Version data details
7 properties
UnifiedTransactionV2Data
object
V2 transaction object. displayId is generated by the platform and is not accepted in the request payload. asOfDate is optional; if it is omitted or empty, the…
16 properties 9 required
TransactionTypeContent
object
List of transaction type objects retrieved from the 73Strings platform.
12 properties
FundDTO
object
DTO representing Fund
3 properties 3 required
OwnerEntityMappingResponse
object
List of parent (ancestors) entities associated with the transaction (funds, investment vehicles, or holding companies).
4 properties
SortCriteria
object
Defines the sorting logic of the result set.
2 properties 2 required
TransactionDTO
object
DTO representing Transaction
5 properties 4 required
TransactionVersionResDTO
object
Wrapper object containing metadata and version data returned by the API.
4 properties
TransactionDataResDTO
object
Response parameters when transaction data is retrieved
4 properties
MultilayeredTransactionMetadataResponse
object
Detailed metadata object containing investment-specific and security-related attributes for deeper analytics and validation.
16 properties
UnifiedMultilayeredTransactionMetadata
object
Container for detailed transaction-level data, capturing additonal info such as investment, security, or ownership-related attributes.
15 properties
TransactionTypeData
object
Transaction type data with pagination
5 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

73-strings-transaction-api-api-openapi.yml Raw ↑

Other APIs 73 Strings publishes across the network.

73 Strings Asset Info API
73 Strings Captable API
73 Strings Documents API
73 Strings Financial Data API
73 Strings Qualitative Data API
Where this information came from

This is an independent, third-party profile of 73 Strings Transaction API API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

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