Logs

?module=logs

 https://fonscan.io/api?module=logs
Get Event Logs by Address and/or Topic(s)
getLogs
Event logs for an address and topic. Use and/or with the topic operator to specify topic retrieval options when adding multiple topics. Up to a maximum of 1,000 event logs.
Example:
https://fonscan.io/api
   ?module=logs
   &action=getLogs
   &fromBlock=1379224
   &toBlock=13792288
   &address=0x33990122638b9132ca29c723bdf037f1a891a70c
   &topic0=0xf63780e752c6a54a94fc52715dbc5518a3b4c3c2833d301a204226548a2a8545
   &topic1=0x72657075746174696f6e00000000000000000000000000000000000000000000
   &topic0_1_opr=or
Request params
Example  Result
*=required field
Parameter
Description
fromBlock*
integer block number to start searching for logs. latest is also supported
toBlock*
integer block number to stop searching for logs. latest is also supported.

Note can be same as fromBlock if looking at logs for a single block
address*
string 160-bit code used for identifying contracts. An address and/or topic is required.
topic0*
string for first required topic.
topic1
string for 2nd optional topic.
topic2
string for 3rd optional topic.
topic3
string for 4th optional topic.
topic0_1_opr
operator when topic 0 and 1 are used. Either and or or
topic0_2_opr
operator for topic 0 and topic 2. Either and or or
topic0_3_opr
operator for topic 0 and topic 3. Either and or or
topic1_2_opr
operator for topic 1 and topic 2. Either and or or
topic1_3_opr
the topic operator for topic 1 and topic 3. Either and or or
topic2_3_opr
the topic operator for topic 2 and topic 3. Either and or or
{
  "message": "OK",
  "result": [
    {
      "address": "0x33990122638b9132ca29c723bdf037f1a891a70c",
      "blockNumber": "0x5c958",
      "data": "0x",
      "gasPrice": "0xba43b7400",
      "gasUsed": "0x10682",
      "logIndex": "0x",
      "timeStamp": "0x561d688c",
      "topics": [
        "0xf63780e752c6a54a94fc52715dbc5518a3b4c3c2833d301a204226548a2a8545",
        "0x72657075746174696f6e00000000000000000000000000000000000000000000",
        "0x000000000000000000000000d9b2f59f3b5c7b3c67047d2f03c3e8052470be92"
      ],
      "transactionHash": "0x0b03498648ae2da924f961dda00dc6bb0a8df15519262b7e012b7d67f4bb7e83",
      "transactionIndex": "0x"
    }
  ],
  "status": "1"
}

Parameter	Description
fromBlock*	`integer` block number to start searching for logs. `latest` is also supported
toBlock*	`integer` block number to stop searching for logs. `latest` is also supported. Note can be same as fromBlock if looking at logs for a single block
address*	`string` 160-bit code used for identifying contracts. An address and/or topic is required.
topic0*	`string` for first required topic.
topic1	`string` for 2nd optional topic.
topic2	`string` for 3rd optional topic.
topic3	`string` for 4th optional topic.
topic0_1_opr	operator when topic 0 and 1 are used. Either `and` or `or`
topic0_2_opr	operator for topic 0 and topic 2. Either `and` or `or`
topic0_3_opr	operator for topic 0 and topic 3. Either `and` or `or`
topic1_2_opr	operator for topic 1 and topic 2. Either `and` or `or`
topic1_3_opr	the topic operator for topic 1 and topic 3. Either `and` or `or`
topic2_3_opr	the topic operator for topic 2 and topic 3. Either `and` or `or`

Contract

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Last modified 22d ago