setcontracts

{
  "name": "bid_log",
  "base": "",
  "fields": [
    {
      "name": "id",
      "type": "uint64"
    },
    {
      "name": "text",
      "type": "string"
    },
    {
      "name": "create_at",
      "type": "time_point"
    }
  ]
}