eosio.system.abi

{
  "types": [{
      "new_type_name": "account_name",
      "type": "name"
    }
  ],
  "structs": [{
      "name": "transfer",
      "base": "",
      "fields": [
        {"name":"from", "type":"account_name"},
        {"name":"to", "type":"account_name"},
        {"name":"quantity", "type":"uint64"}
      ]
    },{
      "name": "account",
      "base": "",
      "fields": [
        {"name":"key", "type":"name"},
        {"name":"balance", "type":"uint64"}
      ]
    }
  ],
  "actions": [{
      "name": "transfer",
      "type": "transfer"
    }
  ],
  "tables": [{
      "name": "account",
      "type": "account",
      "index_type": "i64",
      "key_names" : ["key"],
      "key_types" : ["name"]
    }
  ]
}