diff --git a/adapters/sdk.go b/adapters/sdk.go
index ff1ccefb..35333024 100644
--- a/adapters/sdk.go
+++ b/adapters/sdk.go
@@ -158,7 +158,7 @@ func (b *SDKAdapter) GetLatestBlock(
 			Height:    flowBlock.Header.Height,
 			Timestamp: flowBlock.Header.Timestamp,
 		},
-		BlockPayload: sdk.BlockPayload{},
+		BlockPayload: convertBlockPayload(flowBlock.Payload),
 	}
 	return &block, sdk.BlockStatusSealed, nil
 }
@@ -183,7 +183,7 @@ func (b *SDKAdapter) GetBlockByHeight(
 			Height:    flowBlock.Header.Height,
 			Timestamp: flowBlock.Header.Timestamp,
 		},
-		BlockPayload: sdk.BlockPayload{},
+		BlockPayload: convertBlockPayload(flowBlock.Payload),
 	}
 	return &block, sdk.BlockStatusSealed, nil
 }
@@ -208,11 +208,41 @@ func (b *SDKAdapter) GetBlockByID(
 			Height:    flowBlock.Header.Height,
 			Timestamp: flowBlock.Header.Timestamp,
 		},
-		BlockPayload: sdk.BlockPayload{},
+		BlockPayload: convertBlockPayload(flowBlock.Payload),
 	}
 	return &block, sdk.BlockStatusSealed, nil
 }
 
+func convertBlockPayload(payload *flowgo.Payload) sdk.BlockPayload {
+	var seals []*sdk.BlockSeal
+	sealCount := len(payload.Seals)
+	if sealCount > 0 {
+		seals = make([]*sdk.BlockSeal, 0, sealCount)
+		for _, seal := range payload.Seals {
+			seals = append(seals, &sdk.BlockSeal{
+				BlockID:            sdk.Identifier(seal.BlockID),
+				ExecutionReceiptID: sdk.Identifier(seal.ResultID),
+			})
+		}
+	}
+
+	var collectionGuarantees []*sdk.CollectionGuarantee
+	guaranteesCount := len(payload.Guarantees)
+	if guaranteesCount > 0 {
+		collectionGuarantees = make([]*sdk.CollectionGuarantee, 0, guaranteesCount)
+		for _, guarantee := range payload.Guarantees {
+			collectionGuarantees = append(collectionGuarantees, &sdk.CollectionGuarantee{
+				CollectionID: sdk.Identifier(guarantee.CollectionID),
+			})
+		}
+	}
+
+	return sdk.BlockPayload{
+		Seals:                seals,
+		CollectionGuarantees: collectionGuarantees,
+	}
+}
+
 // GetCollectionByID gets a collection by ID.
 func (b *SDKAdapter) GetCollectionByID(
 	_ context.Context,
diff --git a/adapters/sdk_test.go b/adapters/sdk_test.go
index 8d63399e..66c2675c 100644
--- a/adapters/sdk_test.go
+++ b/adapters/sdk_test.go
@@ -185,6 +185,19 @@ func TestSDK(t *testing.T) {
 			Header: &flowgo.Header{
 				Height: 42,
 			},
+			Payload: &flowgo.Payload{
+				Guarantees: []*flowgo.CollectionGuarantee{
+					{
+						CollectionID: flowgo.MustHexStringToIdentifier("db94e7ef4c9e758f27f96777c61b5cca10528e9db5e7dfd3b44ffceb26b284c0"),
+					},
+				},
+				Seals: []*flowgo.Seal{
+					{
+						BlockID:  flowgo.MustHexStringToIdentifier("890581b4ee0666d2a90b7e9212aaa37535f7bcec76f571c3402bc4bc58ee2918"),
+						ResultID: flowgo.MustHexStringToIdentifier("a7990b0bab754a68844de3698bb2d2c7966acb9ef65fd5a3a5be53a93a764edf"),
+					},
+				},
+			},
 		}
 
 		block := flowgosdk.Block{
@@ -192,6 +205,19 @@ func TestSDK(t *testing.T) {
 				ID:     flowgosdk.Identifier{0x8c, 0x3c, 0xf9, 0x36, 0xbf, 0x2d, 0x3, 0x8d, 0x21, 0x71, 0xb4, 0x80, 0x1f, 0xba, 0x30, 0x36, 0x3c, 0xd5, 0x76, 0xc3, 0x21, 0xb4, 0x3d, 0xbd, 0xa2, 0x69, 0xa1, 0xe2, 0x7c, 0x6f, 0x58, 0x28},
 				Height: 42,
 			},
+			BlockPayload: flowgosdk.BlockPayload{
+				CollectionGuarantees: []*flowgosdk.CollectionGuarantee{
+					{
+						CollectionID: flowgosdk.HexToID("db94e7ef4c9e758f27f96777c61b5cca10528e9db5e7dfd3b44ffceb26b284c0"),
+					},
+				},
+				Seals: []*flowgosdk.BlockSeal{
+					{
+						BlockID:            flowgosdk.HexToID("890581b4ee0666d2a90b7e9212aaa37535f7bcec76f571c3402bc4bc58ee2918"),
+						ExecutionReceiptID: flowgosdk.HexToID("a7990b0bab754a68844de3698bb2d2c7966acb9ef65fd5a3a5be53a93a764edf"),
+					},
+				},
+			},
 		}
 
 		//success
@@ -224,6 +250,19 @@ func TestSDK(t *testing.T) {
 			Header: &flowgo.Header{
 				Height: 42,
 			},
+			Payload: &flowgo.Payload{
+				Guarantees: []*flowgo.CollectionGuarantee{
+					{
+						CollectionID: flowgo.MustHexStringToIdentifier("db94e7ef4c9e758f27f96777c61b5cca10528e9db5e7dfd3b44ffceb26b284c0"),
+					},
+				},
+				Seals: []*flowgo.Seal{
+					{
+						BlockID:  flowgo.MustHexStringToIdentifier("890581b4ee0666d2a90b7e9212aaa37535f7bcec76f571c3402bc4bc58ee2918"),
+						ResultID: flowgo.MustHexStringToIdentifier("a7990b0bab754a68844de3698bb2d2c7966acb9ef65fd5a3a5be53a93a764edf"),
+					},
+				},
+			},
 		}
 
 		block := flowgosdk.Block{
@@ -231,6 +270,19 @@ func TestSDK(t *testing.T) {
 				ID:     flowgosdk.Identifier{0x8c, 0x3c, 0xf9, 0x36, 0xbf, 0x2d, 0x3, 0x8d, 0x21, 0x71, 0xb4, 0x80, 0x1f, 0xba, 0x30, 0x36, 0x3c, 0xd5, 0x76, 0xc3, 0x21, 0xb4, 0x3d, 0xbd, 0xa2, 0x69, 0xa1, 0xe2, 0x7c, 0x6f, 0x58, 0x28},
 				Height: 42,
 			},
+			BlockPayload: flowgosdk.BlockPayload{
+				CollectionGuarantees: []*flowgosdk.CollectionGuarantee{
+					{
+						CollectionID: flowgosdk.HexToID("db94e7ef4c9e758f27f96777c61b5cca10528e9db5e7dfd3b44ffceb26b284c0"),
+					},
+				},
+				Seals: []*flowgosdk.BlockSeal{
+					{
+						BlockID:            flowgosdk.HexToID("890581b4ee0666d2a90b7e9212aaa37535f7bcec76f571c3402bc4bc58ee2918"),
+						ExecutionReceiptID: flowgosdk.HexToID("a7990b0bab754a68844de3698bb2d2c7966acb9ef65fd5a3a5be53a93a764edf"),
+					},
+				},
+			},
 		}
 
 		//success
@@ -264,6 +316,19 @@ func TestSDK(t *testing.T) {
 			Header: &flowgo.Header{
 				Height: 42,
 			},
+			Payload: &flowgo.Payload{
+				Guarantees: []*flowgo.CollectionGuarantee{
+					{
+						CollectionID: flowgo.MustHexStringToIdentifier("db94e7ef4c9e758f27f96777c61b5cca10528e9db5e7dfd3b44ffceb26b284c0"),
+					},
+				},
+				Seals: []*flowgo.Seal{
+					{
+						BlockID:  flowgo.MustHexStringToIdentifier("890581b4ee0666d2a90b7e9212aaa37535f7bcec76f571c3402bc4bc58ee2918"),
+						ResultID: flowgo.MustHexStringToIdentifier("a7990b0bab754a68844de3698bb2d2c7966acb9ef65fd5a3a5be53a93a764edf"),
+					},
+				},
+			},
 		}
 
 		block := flowgosdk.Block{
@@ -271,6 +336,19 @@ func TestSDK(t *testing.T) {
 				ID:     flowgosdk.Identifier{0x8c, 0x3c, 0xf9, 0x36, 0xbf, 0x2d, 0x3, 0x8d, 0x21, 0x71, 0xb4, 0x80, 0x1f, 0xba, 0x30, 0x36, 0x3c, 0xd5, 0x76, 0xc3, 0x21, 0xb4, 0x3d, 0xbd, 0xa2, 0x69, 0xa1, 0xe2, 0x7c, 0x6f, 0x58, 0x28},
 				Height: 42,
 			},
+			BlockPayload: flowgosdk.BlockPayload{
+				CollectionGuarantees: []*flowgosdk.CollectionGuarantee{
+					{
+						CollectionID: flowgosdk.HexToID("db94e7ef4c9e758f27f96777c61b5cca10528e9db5e7dfd3b44ffceb26b284c0"),
+					},
+				},
+				Seals: []*flowgosdk.BlockSeal{
+					{
+						BlockID:            flowgosdk.HexToID("890581b4ee0666d2a90b7e9212aaa37535f7bcec76f571c3402bc4bc58ee2918"),
+						ExecutionReceiptID: flowgosdk.HexToID("a7990b0bab754a68844de3698bb2d2c7966acb9ef65fd5a3a5be53a93a764edf"),
+					},
+				},
+			},
 		}
 
 		//success