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POST

Headers

authorization
string
required

The API key as a string.

signature
string
required

See the Generating Signature section for more details.

timestamp
number
required

A timestamp in milliseconds. See the Timestamp Security section for more details.

timstamp-tolerance
number

An additional, non-required parameter, that you can send to specify the number of milliseconds after the timestamp for the request to be valid. See the Timestamp Security section for more details.

Body

application/json
account_number
string
required

The account identifier to register:

  • AR: CBU (22 digits), CVU (22 digits), or alias (alphanumeric with dots).
  • BR: Pix key — e-mail, CPF (11 digits), CNPJ (14 digits), phone (E.164), or EVP (UUID).
Example:

"mi.cuenta.alias"

Response

Bank account already registered. Returns the existing account.

error_code
string
required
Example:

null

message
string
required
Example:

null

data
object
required