Register this installation with explicit push consent

Transfers require the installation's persistent 32-byte random secret. Signing out must revoke the returned device ID before discarding its owner session. Registration never enables category preferences or delivers messages.

curl -X POST "https://example.com/v1/me/push-devices" \  -H "Content-Type: application/json" \  -d '{    "installationId": "7a1bf939-4d70-4439-9ced-a3dbbce12bd7",    "installationSecret": "string",    "token": "string",    "platform": "ios",    "consentPush": true  }'

{  "id": "497f6eca-6276-4993-bfeb-53cbbbba6f08",  "platform": "ios",  "consentAt": "2019-08-24T14:15:22Z",  "revokedAt": "2019-08-24T14:15:22Z"}