> ## Documentation Index
> Fetch the complete documentation index at: https://custodydocs-en.chainup.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Web3 Transaction Asynchronous Notification

#### Decrypted Request Parameters

| Param | Type | Required | Description |
| :- | :- | :- | :- |
| charset | String | Yes | Character encoding format. Use `utf-8` unless specified otherwise. |
| side | String | Yes | Notification type: Receive notification: `deposit`, Transfer notification: `withdraw`, Web3 transaction notification: `web3-trans` |
| notify\_time | String | Yes | Notification time in the format: "YYYY-MM-DD HH:mm:ss" |
| id | String | Yes | Deposit ID |
| request\_id | String | Yes | Unique identifier for the transfer |
| sub\_wallet\_id | String | Yes | Wallet ID |
| main\_chain\_symbol | String | Yes | Main chain coin symbol (unique identifier), e.g., ETH |
| symbol | String | No | coin symbol (unique identifier), e.g., USDTERC20 |
| amount | String | Yes | Transaction amount |
| created\_at | String | Yes | Creation time in the format: "YYYY-MM-DD HH:mm:ss" |
| updated\_at | String | Yes | Modification time in the format: "YYYY-MM-DD HH:mm:ss" |
| address\_from | String | Yes | Sender address |
| address\_to | String | Yes | Recipient address |
| txid | String | Yes | Transaction hash |
| confirmations | String | Yes | Number of confirmations |
| status | String | Yes | Transfer status: 1000: Not approved, 1100: Approved, waiting for signature, 1200: Payment in progress, 2000: Payment completed, 2100: Approval rejected, 2200: Rejected, 2300: Transaction dropped, 2400: Payment failed |
| interactive\_contract | String | Yes | Interactive contract |
| fee\_symbol | String | Yes | Fee coin symbol, e.g., ETH |
| fee | String | Yes | Fee amount |
| real\_fee | String | Yes | Actual fee consumed |
| input\_data | String | Yes | Hexadecimal data representing the parameters of the contract transaction |
| trans\_type | String | Yes | Transaction type: 0: Authorization transaction, 1: Transfer transaction |
| dapp\_img | String | Yes | Dapp image |
| dapp\_name | String | Yes | Dapp name |
| dapp\_url | String | Yes | Dapp access URL |
| tx\_height | Long | Yes | Block height at which the transaction is completed |


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