Parameters

Object - The transaction call object
- from: DATA, 20 Bytes - (optional) The address the transaction is sent from.
- to: DATA, 20 Bytes - The address the transaction is directed to.
- gas: QUANTITY - (optional) Integer of the gas provided for the transaction execution. eth_call consumes zero gas, but this parameter may be needed by some executions.
- gasPrice: QUANTITY - (optional) Integer of the gasPrice used for each paid gas
- value: QUANTITY - (optional) Integer of the value sent with this transaction
- data: DATA - (optional) Hash of the method signature and encoded parameters. For details see Ethereum Contract ABI in the Solidity documentation.
QUANTITY|TAG - integer block number, or the string "latest", "earliest" or "pending", see the default block parameter

curl --request POST \
     --url https://polygon-mainnet-archive.allthatnode.com/8U3JLUhzIDg3GShvy9hkCCSYkLGc11kj \
     --header 'accept: application/json' \
     --header 'content-type: application/json' \
     --data '
{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "eth_estimateGas",
  "params": [
    {
    "from": "0x014e32b21c634259b1a281ceae50ba88979cd084",
    "to": "0x7ceb23fd6bc0add59e62ac25578270cff1b9f619",
    "data": "0x095ea7b3000000000000000000000000ba12222222228d8ba445958a75a0704d566bf2c800000000000000000000000000000000000000000000000000925f2e84bf0000"
    },
    "latest"
  ]
}
'

Returns

QUANTITY - the amount of gas used.

{"jsonrpc":"2.0","id":1,"result":"0x7268"}

Try yourself