MaxNumRecipientsSet (uint256 oldMaxNumRecipients, uint256 newMaxNumRecipients)
[topic 0]:0x398f772e88899131718c56efba53d685c784f35fb053da7dfbea747f1924759b
0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005