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getMinimumBalanceForRentExemption RPC Method

Returns minimum balance required to make an account rent exempt.

Parameters

usize optional
The Account’s data length

object optional
Configuration object containing the following fields:

commitment string optional
The level of commitment desired when querying state

Code Sample

curl https://rpc.testnet.soo.network/rpc \
-X POST \
-H "Content-Type: application/json" \
-d '{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "getMinimumBalanceForRentExemption",
  "params": [
    1024,
    {
      "commitment": "finalized"
    }
  ]
}'

Response

{
  "jsonrpc": "2.0",
  "result": 2039280,
  "id": 1
}

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Result Details

  • <u64> - Minimum lamports required
    • The minimum balance needed to keep the account rent-exempt
    • Calculated based on the account’s data length
    • Prevents the account from being deleted due to insufficient funds for rent
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