eth_blockNumberpost https://api.zan.top/node/v1/polygon/mainnet/{apiKey}Returns the number of the most recent block.Request Parameters None. Response Returns the number of the “latest” block. Result Fields BLOCK NUMBER - a hex code of an integer representing the current block number the client is on. Examples Example Responses JSON{ "jsonrpc": "2.0", "id": 1, "result": "0x89f7be" }