contract2.gm

{
  "name": "reserve_row",
  "base": "",
  "fields": [
    {
      "name": "id",
      "type": "uint64"
    },
    {
      "name": "coord_id",
      "type": "uint64"
    },
    {
      "name": "stratum",
      "type": "uint16"
    },
    {
      "name": "remaining",
      "type": "uint32"
    },
    {
      "name": "last_block",
      "type": "block_timestamp_type"
    }
  ]
}