Deposit accounts and addresses

Method	Endpoint	Purpose
`POST`	`/api/v1/customers/:customerId/deposit-accounts`	Create or idempotently retrieve an EVM account.
`GET`	`/api/v1/customers/:customerId/deposit-accounts`	List deposit accounts.
`GET`	`/api/v1/customers/:customerId/deposit-accounts/:depositAccountId`	Retrieve one account.
`GET`	`/api/v1/customers/:customerId/deposit-accounts/:depositAccountId/addresses`	List address slots.
`GET`	`/api/v1/customers/:customerId/deposit-accounts/:depositAccountId/addresses/:addressId`	Retrieve a slot.
`PATCH`	`/api/v1/customers/:customerId/deposit-accounts/:depositAccountId/addresses/:addressId`	Change its label or restriction.
`PUT`	`/api/v1/customers/:customerId/deposit-accounts/:depositAccountId/addresses/:addressId/chains/:chain`	Activate another supported EVM chain.

curl https://api-prod.paybytoken.io/api/v1/customers/cus_123/deposit-accounts \
  -X POST \
  -H "Authorization: Bearer $PAYBYTOKEN_SECRET_KEY" \
  -H "Idempotency-Key: deposit-account:cus_123" \
  -H "Content-Type: application/json" \
  -d '{
    "address_family": "evm",
    "initial_address": {
      "label": "Primary deposits",
      "chains": ["base", "ethereum"]
    }
  }'

Only show an address for deposits after the requested chain and asset watch is ready. Updating a label does not change ownership. Restricting an address preserves historical deposits but stops it from being presented for new transfers.