eth_getTransactionCount - Soneium Minato
Summary
Returns the number of transactions sent from an address.Parameters
1. Address Address
A string representing the address (20 bytes) to check for transaction count for
Example: 
i.e. 0x12345...2. Block Number Quantity or Tag
Hex block number, or the string 
latest, earliest or pendingExample: 
i.e. latest or pending