创建一个事件过滤器对象，监听事件
参数
Object - 过滤器参数 ，其中包含如下字段：
| 名称 | 数据类型 | 描述 |
|---|---|---|
| fromBlock | QUANTITY|TAG | 起始区块号 |
| toBlock | QUANTITY|TAG | 最终区块号 |
| address | DATA|Array, 20 Bytes | 要监听的地址或者地址列表 |
| topics | Array of DATA | 主题 |
返回值
QUANTITY - 过滤器ID。
示例
curl -X POST 'https://api.shasta.trongrid.io/jsonrpc' --data '{"jsonrpc":"2.0","method":"eth_newFilter","params":[{"address":["cc2e32f2388f0096fae9b055acffd76d4b3e5532","E518C608A37E2A262050E10BE0C9D03C7A0877F3"],"fromBlock":"0x989680","toBlock":"0x9959d0","topics":["0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef",null,["0x0000000000000000000000001806c11be0f9b9af9e626a58904f3e5827b67be7","0x0000000000000000000000003c8fb6d064ceffc0f045f7b4aee6b3a4cefb4758"]]}],"id":1}'
结果
{"jsonrpc":"2.0","id":1,"result":"0x2bab51aee6345d2748e0a4a3f4569d80"}