钱包归集Webhook事件

Gather order 的 post 到 webhook url 的数据格式：

JSON

{
  "type": "gather_order",
  "data": {
    "out_trade_no": "Merchant's own unique order number, longest 50 characters",
    "chain": "shasta",
    "token": "trx",
    "status": "processing",
    "gathering_event_data": {
      "addresses": [
        "TPdpWS*************aFQeANr",
        "TFkLE*************jiaLq",
        "TCEqK*************vcFBks",
        "TEmWp*************TYmN4",
        "TJkku*************cqrvd",
        "TALrk*************FgbztM",
        "TEMeK*************J9S3L",
        "TFh*************vvuf",
        "TWdiK*************Wpk8"
      ],
      "skipped_addresses": [
        {
          "address": "TFkLEz*************tjiaLq",
          "reason": "Estimated gas fee exceeds the available wallet balance for trx token."
        },
        {
          "address": "TCE*************vcFBks",
          "reason": "Estimated gas fee exceeds the available wallet balance for trx token."
        },
        {
          "address": "TEmW*************YmN4",
          "reason": "Estimated gas fee exceeds the available wallet balance for trx token."
        },
        {
          "address": "TJkk*************Lcqrvd",
          "reason": "Estimated gas fee exceeds the available wallet balance for trx token."
        },
        {
          "address": "TALr*************gbztM",
          "reason": "Estimated gas fee exceeds the available wallet balance for trx token."
        }
      ],
      "withdrawal_count": 4,
      "processed_withdrawal": 1
    }
  }
}