eosio.msig

{
  "name": "transaction",
  "base": "transaction_header",
  "fields": [
    {
      "name": "context_free_actions",
      "type": "action[]"
    },
    {
      "name": "actions",
      "type": "action[]"
    },
    {
      "name": "transaction_extensions",
      "type": "extension[]"
    }
  ]
}