Transaction

{
  "set_subdomain_policy": {
    "name": "val",
    "policy": {
      "enabled": true,
      "registration_open": true,
      "denom": "uatom",
      "price": "5000000",
      "recipient": "cosmos19zlsvrp07k36zhp0z3c6g2yta3dt9ve0pppuyc",
      "max_per_address": 1
    }
  }
}