Populate LogsBloom field with its default fault for block responses

api/api.go

@@ -728,6 +728,7 @@ func (b *BlockChainAPI) prepareBlockResponse(
 		Nonce:         types.BlockNonce{0x1},
 		Timestamp:     hexutil.Uint64(block.Timestamp),
 		BaseFeePerGas: hexutil.Big(*big.NewInt(0)),
+		LogsBloom:     types.LogsBloom([]*types.Log{}),
 	}
 
 	// todo remove after previewnet, temp fix to mock some of the timestamps

tests/web3js/eth_non_interactive_test.js

@@ -43,6 +43,19 @@ it('get block', async () => {
     assert.isNull(no)
 })
 
+it('get earliest/genesis block', async () => {
+    let block = await web3.eth.getBlock('earliest')
+
+    assert.notDeepEqual(block, {})
+    assert.equal(block.number, 0n)
+    assert.isString(block.hash)
+    assert.isString(block.parentHash)
+    assert.lengthOf(block.logsBloom, 514)
+    assert.isDefined(block.timestamp)
+    assert.isTrue(block.timestamp >= 1714090657n)
+    assert.isUndefined(block.transactions)
+})
+
 it('get block and transactions with COA interactions', async () => {
     // First 2 blocks are formed from COA deployment and fund.
     const blockNumbers = [1, 2]