Create a ledger

curl --request POST \
  --url http://localhost:55001/api/ledger/v2/{ledger} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "bucket": "<string>",
  "metadata": {
    "admin": "true"
  },
  "features": {}
}'

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