programSubscribe RPC Method

Parameters

program_id

string

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object

object

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commitment

string

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encoding

string

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filters

string

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Returns

result

integer

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Notification Format:

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Request

1
const web3 = require("@solana/web3.js");
2
(async () => {
3
  const publicKey = new web3.PublicKey(
4
    "22Y43yTVxuUkoRKdm9thyRhQ3SdgQS7c7kB6UNCiaczD"
5
  );
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  const solanaConnection = new web3.Connection("https://docs-demo.solana-mainnet.quiknode.pro/", {
7
    wsEndpoint: "",
8
  });
9
  solanaConnection.onProgramAccountChange(
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    publicKey,
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    (updatedProgramInfo, context) =>
12
      console.log("Updated program info: ", updatedProgramInfo),
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    "confirmed"
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  );
15
})();
16

1
const web3 = require("@solana/web3.js");
2
(async () => {
3
  const publicKey = new web3.PublicKey(
4
    "22Y43yTVxuUkoRKdm9thyRhQ3SdgQS7c7kB6UNCiaczD"
5
  );
6
  const solanaConnection = new web3.Connection("https://docs-demo.solana-mainnet.quiknode.pro/", {
7
    wsEndpoint: "",
8
  });
9
  solanaConnection.onProgramAccountChange(
10
    publicKey,
11
    (updatedProgramInfo, context) =>
12
      console.log("Updated program info: ", updatedProgramInfo),
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    "confirmed"
14
  );
15
})();
16

1
import solana
2
import asyncio
3
from asyncstdlib import enumerate
4
from solana.rpc.websocket_api import connect
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from solana.publickey import PublicKey
6

7
async def main():
8
    async with connect("") as websocket:
9
        await websocket.program_subscribe(PublicKey('22Y43yTVxuUkoRKdm9thyRhQ3SdgQS7c7kB6UNCiaczD'))
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        first_resp = await websocket.recv()
11
        subscription_id = first_resp.result
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        async for idx, msg in enumerate(websocket):
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            print(msg)
14

15
asyncio.run(main())

1
import solana
2
import asyncio
3
from asyncstdlib import enumerate
4
from solana.rpc.websocket_api import connect
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from solana.publickey import PublicKey
6

7
async def main():
8
    async with connect("") as websocket:
9
        await websocket.program_subscribe(PublicKey('22Y43yTVxuUkoRKdm9thyRhQ3SdgQS7c7kB6UNCiaczD'))
10
        first_resp = await websocket.recv()
11
        subscription_id = first_resp.result
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        async for idx, msg in enumerate(websocket):
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            print(msg)
14

15
asyncio.run(main())

1
wscat -c  \ 
2
# wait for connection 
3
{
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  "jsonrpc": "2.0",
5
  "id": 1,
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  "method": "programSubscribe",
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  "params": [
8
    "11111111111111111111111111111111",
9
    {
10
      "encoding": "base64",
11
      "commitment": "finalized"
12
    }
13
  ]
14
}

1
wscat -c  \ 
2
# wait for connection 
3
{
4
  "jsonrpc": "2.0",
5
  "id": 1,
6
  "method": "programSubscribe",
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  "params": [
8
    "11111111111111111111111111111111",
9
    {
10
      "encoding": "base64",
11
      "commitment": "finalized"
12
    }
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  ]
14
}

Response

1
{
2
  "jsonrpc": "2.0",
3
  "result": 24040,
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  "id": 1
5
}

1
{
2
  "jsonrpc": "2.0",
3
  "result": 24040,
4
  "id": 1
5
}

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