Transaction

{
  "set_subdomain_policy": {
    "name": "osmosis",
    "policy": {
      "enabled": true,
      "registration_open": true,
      "denom": "uatom",
      "price": "1000000",
      "recipient": "cosmos1mn2ekfxs8zc40hdjt44edfaht0pdgquluzrs2j",
      "max_per_address": 100
    }
  }
}