# USDL Contract Code

**1. Get User Address:**

> URL: <http://64.227.188.73:4000/balance/\\>\<user\_address>
>
> REQUEST PARAMS: @useraddress
>
> RESPONSE: Get particular user address
>
> METHOD: POST
>
> CURL: curl — request POST — url <http://64.227.188.73:26667/wallet/getaccount> — header
>
> ‘Accept: application/json’ — header ‘Content-Type: application/json’ — data ‘{ “address”:
>
> “309475a04fe3f25ec03cc0de680f316ecc3ee6fcc7” }’
>
> \*\*Note\*\* owner\_address — address in hex
>
> eg: <http://64.227.188.73:4000/getAddresshex/\\><address>

RESPONSE CURL

![](https://miro.medium.com/max/700/1*RkFRCgLduxkZcFNSNC3Pgw.png)

**2. Transfer USDL Amount:**

> URL: <http://64.227.188.73:4000/transfer/\\>\<from\_PK>/\<amount>/\<to\_address>
>
> REQUEST PARAMS: @Private key for from address
>
> @Amount to be transferred
>
> @To address
>
> RESPONSE: To transfer USDL amount
>
> METHOD: POST

**CURL STEPS FOR TRANSFER:**

**Create Transaction:**

> curl -X POST <http://64.227.188.73:26667/wallet/createtransaction> -d ‘{“to\_address”:
>
> “30405be4bf2610ec69d9c4ffa69de33875a438fe2f”, “owner\_address”:
>
> “309475a04fe3f25ec03cc0de680f316ecc3ee6fcc7”, “amount”: 1000 }’

**Get Transaction Sign:**

> curl — request POST — url <http://64.227.188.73:26667/wallet/gettransactionsign> — data
>
> ‘{“transaction”:{“raw\_data”:{“contract”:\[{“parameter”:{“value”:
>
> {“owner\_address”:”3c7f9ca4a67a03182746173c562b0bf7ccd000d8d2",”url”:”7777772e746573742
>
> e636f6d”},”type\_url”:”type.googleapis.com/protocol.WitnessCreateContract”},”type”:”WitnessCrea
>
> teContract”}],”ref\_block\_bytes”:”021d”,”ref\_block\_hash”:”e1f1e7e9743e69ae”,”expiration”:16170
>
> 22212000,”timestamp”:1617022154984},”raw\_data\_hex”:”0a02021d2208e1f1e7e9743e69ae40a0af
>
> a3f0872f5a5f0805125b0a32747970652e676f6f676c65617069732e636f6d2f70726f746f636f6c2e57
>
> 69746e657373437265617465436f6e747261637412250a153c7f9ca4a67a03182746173c562b0bf7cc
>
> d000d8d2120c7777772e746573742e636f6d70e8f19ff0872f”},”privateKey”:”2f8887355130624327
>
> 358ceafddad6bdd8b00622e208ebdf492d254e1575318a”}’

**Broadcast Transaction:**

> curl — request POST — url <http://64.227.188.73:26667/wallet/broadcasttransaction> — data
>
> ‘{“visible”:false,”signature”:
>
> \[“a0360b7b4feec424e19eb1e913218d255de7313ee6d5793101b91c9ab5504fe83f469e2a3ccefa7a9e
>
> 800f71f03603c92e26db8725106331722b57881a6bdd3b01"],”txID”:”1462d9d7012dc0860200ace63
>
> 212c34d397d320722368aba1e686ee0ff5ecb1c”,”raw\_data”:{“contract”:\[{“parameter”:{“value”:
>
> {“owner\_address”:”3c7f9ca4a67a03182746173c562b0bf7ccd000d8d2",”url”:”7777772e746573742
>
> e636f6d”},”type\_url”:”type.googleapis.com/protocol.WitnessCreateContract”},”type”:”WitnessCrea
>
> teContract”}],”ref\_block\_bytes”:”021d”,”ref\_block\_hash”:”e1f1e7e9743e69ae”,”expiration”:16170
>
> 22212000,”timestamp”:1617022154984},”raw\_data\_hex”:”0a02021d2208e1f1e7e9743e69ae40a0af
>
> a3f0872f5a5f0805125b0a32747970652e676f6f676c65617069732e636f6d2f70726f746f636f6c2e57
>
> 69746e657373437265617465436f6e747261637412250a153c7f9ca4a67a03182746173c562b0bf7cc
>
> d000d8d2120c7777772e746573742e636f6d70e8f19ff0872f”}’
>
> \*\*Note\*\* owner\_address — address in hex
>
> url — url address in hex, you can convert hex to decimals in online

**3. Transaction Details:**

> URL: <http://64.227.188.73:4000/txinfo/\\>\<transaction\_hash>
>
> REQUEST PARAMS: @transaction hash
>
> RESPONSE: To get the details of transaction hash
>
> METHOD: POST
>
> CURL: curl — request POST — url <http://64.227.188.73:26667/wallet/gettransactionbyid>
>
> — header ‘Accept: application/json’ — header ‘Content-Type: application/json’ — data ‘{ “value”:
>
> “08fcda8a557938579381235b92abd61bcfaac3190013572804634f58ae1ab8ed” }’

![](https://miro.medium.com/max/700/1*aIh_DuJNCT81nR9r0gY2HQ.png)

**4. Transaction Info:**

> URL: <http://64.227.188.73:4000/tx/\\>\<transaction\_hash>
>
> REQUEST PARAMS: @transaction hash
>
> RESPONSE: To get the fee details of transaction hash
>
> METHOD: POST
>
> CURL: curl — request POST — url <http://64.227.188.73:26667/wallet/gettransactioninfobyid>
>
> — header ‘Accept: application/json’ — header ‘Content-Type: application/json’ — data ‘{ “value”:
>
> “08fcda8a557938579381235b92abd61bcfaac3190013572804634f58ae1ab8ed” }’

![](https://miro.medium.com/max/700/1*BMg-KuCchG2Yz4mWcgGIaQ.png)


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