curl --request POST \
  --url https://mpc-client.portalhq.io/v1/generate \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{}'

{
  "SECP256K1": {
    "share": "eyJjbG...",
    "id": "cm0r6nkek00ej10dwwx8wdjmf"
  },
  "ED25519": {
    "share": "eyJjbG...",
    "id": "cm0r6nk7c00hbzefaq9s93s0x"
  }
}