Retrieve a contact

GET/v1/contacts/{id}

Retrieves a single contact by its ID. A record you may see by name only is returned as { id, restricted: { name, reason } }, with no fields or relationships; check for restricted before reading them.

Required scope: contacts:read

Rate limit category: Read

Path ParametersExpand Collapse

id: string

Unique identifier of the contact to retrieve.

ReturnsExpand Collapse

ContactRetrieveResponse = object { id, createdAt, fields, 4 more } or object { id, restricted }

One of the following:

Entity object { id, createdAt, fields, 4 more }

id: string

Unique identifier for the entity.

createdAt: string

ISO 8601 timestamp of when the entity was created.

fields: map[object { value, valueType } ]

Map of field names to their typed values. System fields are prefixed with $ (e.g. $name, $email); custom attributes use their bare slug.

value: string or number or boolean or 3 more

The field value, or null if unset.

One of the following:

string

number

boolean

array of string

Address object { city, country, latitude, 5 more }

city: optional string

City name.

country: optional string

2-letter ISO 3166-1 alpha-2 country code.

latitude: optional number

Latitude coordinate.

longitude: optional number

Longitude coordinate.

postalCode: optional string

Postal or ZIP code.

state: optional string

State or province.

street: optional string

Street address line 1.

street2: optional string

Street address line 2.

FullName object { firstName, lastName }

firstName: optional string

The contact’s first name.

lastName: optional string

The contact’s last name.

valueType: "ADDRESS" or "CHECKBOX" or "CURRENCY" or 13 more

The data type of the field.

One of the following:

"ADDRESS"

"CHECKBOX"

"CURRENCY"

"DATE"

"DATETIME"

"EMAIL"

"FULL_NAME"

"MARKDOWN"

"MULTI_SELECT"

"NUMBER"

"SINGLE_SELECT"

"SOCIAL_HANDLE"

"TELEPHONE"

"TEXT"

"URL"

"HTML"

httpLink: string

URL to view the entity in the Lightfield web app, or null.

relationships: map[object { cardinality, objectType, values, directions } ]

Map of relationship names to their associated entities. System relationships are prefixed with $ (e.g. $owner, $contact). A self-referential relationship keeps its merged values and includes optional directional values. List filters select the current record’s role with :asSource or :asDestination, for example ?parent:asSource[contains]=account_id.

cardinality: string

Whether the relationship is has_one or has_many.

objectType: string

The type of the related object (e.g. account, contact).

values: array of string

IDs of the related entities.

directions: optional object { asDestination, asSource }

Directional values for a self-referential relationship. List filters use the relationship key with :asSource or :asDestination; writes continue to use the bare key.

asDestination: object { cardinality, values }

The current record is the destination (incoming) endpoint.

cardinality: "HAS_ONE" or "HAS_MANY"

Whether this endpoint direction is HAS_ONE or HAS_MANY.

One of the following:

"HAS_ONE"

"HAS_MANY"

values: array of string

IDs of the related entities in this direction.

asSource: object { cardinality, values }

The current record is the source (outgoing) endpoint.

cardinality: "HAS_ONE" or "HAS_MANY"

Whether this endpoint direction is HAS_ONE or HAS_MANY.

One of the following:

"HAS_ONE"

"HAS_MANY"

values: array of string

IDs of the related entities in this direction.

updatedAt: string

ISO 8601 timestamp of when the entity was last updated, or null.

externalId: optional string

External identifier for the entity, or null if unset.

Restricted object { id, restricted }

id: string

Unique identifier for the record, the same ID a full response carries.

restricted: object { name, reason }

Present only on a record the caller may know exists but not read. Check for it before reading fields or relationships, which a restricted record does not carry.

name: string

A label for the record’s type, such as “Restricted opportunity”. Never the record’s name.

reason: "NO_ACCESS" or "INHERITED"

Why the record is restricted.

One of the following:

"NO_ACCESS"

"INHERITED"

Retrieve a contact

curl https://api.lightfield.app/v1/contacts/$ID \
    -H 'Lightfield-Version: 2026-03-01' \
    -H "Authorization: Bearer $API_KEY"

{
  "id": "id",
  "createdAt": "createdAt",
  "fields": {
    "foo": {
      "value": "string",
      "valueType": "ADDRESS"
    }
  },
  "httpLink": "httpLink",
  "relationships": {
    "foo": {
      "cardinality": "cardinality",
      "objectType": "objectType",
      "values": [
        "string"
      ],
      "directions": {
        "asDestination": {
          "cardinality": "HAS_ONE",
          "values": [
            "string"
          ]
        },
        "asSource": {
          "cardinality": "HAS_ONE",
          "values": [
            "string"
          ]
        }
      }
    }
  },
  "updatedAt": "updatedAt",
  "externalId": "externalId"
}

Returns Examples

{
  "id": "id",
  "createdAt": "createdAt",
  "fields": {
    "foo": {
      "value": "string",
      "valueType": "ADDRESS"
    }
  },
  "httpLink": "httpLink",
  "relationships": {
    "foo": {
      "cardinality": "cardinality",
      "objectType": "objectType",
      "values": [
        "string"
      ],
      "directions": {
        "asDestination": {
          "cardinality": "HAS_ONE",
          "values": [
            "string"
          ]
        },
        "asSource": {
          "cardinality": "HAS_ONE",
          "values": [
            "string"
          ]
        }
      }
    }
  },
  "updatedAt": "updatedAt",
  "externalId": "externalId"
}