# Unmerge two identities

Reverses a prior merge by extracting a previously merged identity into
its own record. Returns both linkIds and their source information.

Endpoint: POST /unmergeIdentities
Version: 2026.1.2
Security: bearerAuth

## Request fields (application/json):

  - `auditId` (string)
    Audit identifier used for tracing and governance across Verato services.

  - `auditLogMap` (object)
    Generic map of string keys to string values.

  - `content` (object)
    Request to unmerge data from the retired section of an identity into a
new identity.

  - `content.unmergeFromSource` (object)
    Tracks an identity to a particular source system and record ID.

  - `content.unmergeFromSource.date` (string)
    The date of the source data in ISO format (yyyy-MM-dd).

  - `content.unmergeFromSource.name` (string)
    Name of the data source. Must be unique across Verato.

  - `content.unmergeFromSource.id` (string)
    ID of an identity within the given data source.

  - `content.unmergeSource` (object)
    Tracks an identity to a particular source system and record ID.

  - `trackingId` (string)

## Response 200 fields (application/json):

  - `auditId` (string)
    Audit identifier used for tracing and governance across Verato services.

  - `success` (boolean)

  - `unparsedJson` (string)

  - `warnings` (array)

  - `retryableError` (boolean)

  - `message` (string)

  - `content` (object)
    Response to unmerge identities request, providing link IDs and source
information for the unmerged identities.

  - `content.unmergedSource` (object, required)
    Tracks an identity to a particular source system and record ID.

  - `content.unmergedSource.date` (string)
    The date of the source data in ISO format (yyyy-MM-dd).

  - `content.unmergedSource.name` (string)
    Name of the data source. Must be unique across Verato.

  - `content.unmergedSource.id` (string)
    ID of an identity within the given data source.

  - `content.unmergedFromSource` (object, required)
    Tracks an identity to a particular source system and record ID.

  - `content.unmergedId` (string, required)
    LINK ID of the identity that was unmerged.

  - `content.unmergedFromId` (string, required)
    LINK ID of the identity unmerged from.

  - `errors` (array)

  - `trackingId` (string)