attributes
Register a custom-attribute definition
POST /v1/attributes
Auth required
api.attributes.manage
Registers a new managed attribute definition — the typed schema a Segment's
SendQL predicate can then reference as attr.<name>. enum_values is
required when type is enum and rejected otherwise. An invalid name or
type returns 422 validation_failed.
Request body
Content type: application/json
{
"name": "string",
"type": "string",
"enum_values": [
"string"
],
"description": "string",
"formula": "string"
}Responses
201 The created attribute definition application/json
401 Missing, malformed, or unknown API key application/problem+json
403 Key lacks the required scope or plan limit violated application/problem+json
409 The mutation is rejected by a state rule rather than a bad request — e.g.
editing a git-backed (read-only) definition. The
code is conflict.
application/problem+json 422 Query parameter or path value failed validation application/problem+json
429 Per-org rate limit exceeded application/problem+json
500 Unexpected server-side failure. The
code is internal_error. The
request_id field can be quoted to SendOps support to investigate.
application/problem+json