diff --git a/rpc/src/v1/types/action.rs b/rpc/src/v1/types/action.rs
index e42b1fc042..90a86f2e5e 100644
--- a/rpc/src/v1/types/action.rs
+++ b/rpc/src/v1/types/action.rs
@@ -26,7 +26,7 @@ use rustc_serialize::hex::FromHexError;
 use super::super::errors::ConversionError;
 use super::{AssetMintOutput, AssetTransferInput, AssetTransferOutput, OrderOnTransfer};
 
-#[derive(Debug, Deserialize)]
+#[derive(Debug, Deserialize, PartialEq)]
 #[serde(rename_all = "camelCase", tag = "type")]
 pub enum Action {
     #[serde(rename_all = "camelCase")]
@@ -650,3 +650,107 @@ impl From<Action> for Result<ActionType, ConversionError> {
         })
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use serde_json::{from_str, to_string};
+
+    #[test]
+    fn serialize_metadata_with_single_quotations() {
+        let mint = ActionWithId::MintAsset {
+            network_id: "ab".into(),
+            shard_id: 0,
+            metadata: "string with 'a single quotation'".to_string(),
+            approver: None,
+            administrator: None,
+            allowed_script_hashes: vec![],
+
+            output: AssetMintOutput {
+                lock_script_hash: Default::default(),
+                parameters: vec![],
+                supply: Some(1.into()),
+            }
+            .into(),
+
+            approvals: vec![],
+            id: Default::default(),
+        };
+        let s = to_string(&mint).unwrap();
+        let expected = r#"{"type":"mintAsset","networkId":"ab","shardId":0,"metadata":"string with 'a single quotation'","approver":null,"administrator":null,"allowedScriptHashes":[],"output":{"lockScriptHash":"0x0000000000000000000000000000000000000000","parameters":[],"supply":"0x1"},"approvals":[],"id":"0x0000000000000000000000000000000000000000000000000000000000000000"}"#;
+        assert_eq!(&s, expected);
+    }
+
+    #[test]
+    fn parse_metadata_with_single_quotations() {
+        let input = r#"{"type":"mintAsset","networkId":"ab","shardId":0,"metadata":"string with 'a single quotation'","approver":null,"administrator":null,"allowedScriptHashes":[],"output":{"lockScriptHash":"0x0000000000000000000000000000000000000000","parameters":[],"supply":"0x1"},"approvals":[]}"#;
+        let mint = from_str(input).unwrap();
+        let expected = Action::MintAsset {
+            network_id: "ab".into(),
+            shard_id: 0,
+            metadata: "string with 'a single quotation'".to_string(),
+            approver: None,
+            administrator: None,
+            allowed_script_hashes: vec![],
+
+            output: AssetMintOutput {
+                lock_script_hash: Default::default(),
+                parameters: vec![],
+                supply: Some(1.into()),
+            }
+            .into(),
+
+            approvals: vec![],
+        };
+        assert_eq!(expected, mint);
+    }
+
+    #[test]
+    fn parse_metadata_with_apostrophe() {
+        let input = r#"{"type":"mintAsset","networkId":"ab","shardId":0,"metadata":"string with 'an apostrophe’","approver":null,"administrator":null,"allowedScriptHashes":[],"output":{"lockScriptHash":"0x0000000000000000000000000000000000000000","parameters":[],"supply":"0x1"},"approvals":[]}"#;
+        let mint = from_str(input).unwrap();
+        let expected = Action::MintAsset {
+            network_id: "ab".into(),
+            shard_id: 0,
+            metadata: "string with 'an apostrophe’".to_string(),
+            approver: None,
+            administrator: None,
+            allowed_script_hashes: vec![],
+
+            output: AssetMintOutput {
+                lock_script_hash: Default::default(),
+                parameters: vec![],
+                supply: Some(1.into()),
+            }
+            .into(),
+
+            approvals: vec![],
+        };
+        assert_eq!(expected, mint);
+    }
+
+    #[test]
+    fn serialize_metadata_with_apostrophe() {
+        let mint = ActionWithId::MintAsset {
+            network_id: "ab".into(),
+            shard_id: 0,
+            metadata: "string with 'an apostrophe’".to_string(),
+            approver: None,
+            administrator: None,
+            allowed_script_hashes: vec![],
+
+            output: AssetMintOutput {
+                lock_script_hash: Default::default(),
+                parameters: vec![],
+                supply: Some(1.into()),
+            }
+            .into(),
+
+            approvals: vec![],
+            id: Default::default(),
+        };
+        let s = to_string(&mint).unwrap();
+        let expected = r#"{"type":"mintAsset","networkId":"ab","shardId":0,"metadata":"string with 'an apostrophe’","approver":null,"administrator":null,"allowedScriptHashes":[],"output":{"lockScriptHash":"0x0000000000000000000000000000000000000000","parameters":[],"supply":"0x1"},"approvals":[],"id":"0x0000000000000000000000000000000000000000000000000000000000000000"}"#;
+        assert_eq!(&s, expected);
+    }
+}
diff --git a/rpc/src/v1/types/asset_input.rs b/rpc/src/v1/types/asset_input.rs
index 00dec383b8..d3029ab319 100644
--- a/rpc/src/v1/types/asset_input.rs
+++ b/rpc/src/v1/types/asset_input.rs
@@ -18,7 +18,7 @@ use cjson::uint::Uint;
 use ctypes::transaction::{AssetOutPoint as AssetOutPointType, AssetTransferInput as AssetTransferInputType, Timelock};
 use primitives::{Bytes, H256};
 
-#[derive(Debug, Deserialize, Serialize)]
+#[derive(Debug, Deserialize, PartialEq, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct AssetOutPoint {
     pub tracker: H256,
@@ -49,7 +49,7 @@ impl From<AssetOutPoint> for AssetOutPointType {
     }
 }
 
-#[derive(Debug, Deserialize, Serialize)]
+#[derive(Debug, Deserialize, PartialEq, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct AssetTransferInput {
     pub prev_out: AssetOutPoint,
diff --git a/rpc/src/v1/types/asset_output.rs b/rpc/src/v1/types/asset_output.rs
index fddae37281..061a8a13cd 100644
--- a/rpc/src/v1/types/asset_output.rs
+++ b/rpc/src/v1/types/asset_output.rs
@@ -22,7 +22,7 @@ use ctypes::transaction::{AssetMintOutput as AssetMintOutputType, AssetTransferO
 use primitives::{H160, H256};
 use rustc_serialize::hex::{FromHex, FromHexError, ToHex};
 
-#[derive(Debug, Deserialize, Serialize)]
+#[derive(Debug, Deserialize, PartialEq, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct AssetTransferOutput {
     pub lock_script_hash: H160,
@@ -53,7 +53,7 @@ impl From<AssetTransferOutput> for Result<AssetTransferOutputType, FromHexError>
     }
 }
 
-#[derive(Debug, Deserialize, Serialize)]
+#[derive(Debug, Deserialize, PartialEq, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct AssetMintOutput {
     pub lock_script_hash: H160,
diff --git a/rpc/src/v1/types/order.rs b/rpc/src/v1/types/order.rs
index 6934577872..3bba491b3c 100644
--- a/rpc/src/v1/types/order.rs
+++ b/rpc/src/v1/types/order.rs
@@ -20,7 +20,7 @@ use primitives::{Bytes, H160, H256};
 
 use super::AssetOutPoint;
 
-#[derive(Debug, Deserialize, Serialize)]
+#[derive(Debug, Deserialize, PartialEq, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct Order {
     pub asset_type_from: H256,
@@ -75,7 +75,7 @@ impl From<Order> for OrderType {
     }
 }
 
-#[derive(Debug, Deserialize, Serialize)]
+#[derive(Debug, Deserialize, PartialEq, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct OrderOnTransfer {
     pub order: Order,
diff --git a/types/src/transaction/action.rs b/types/src/transaction/action.rs
index c38952c49f..7586e9febe 100644
--- a/types/src/transaction/action.rs
+++ b/types/src/transaction/action.rs
@@ -1007,6 +1007,41 @@ mod tests {
         });
     }
 
+    #[test]
+    fn encode_and_decode_mint_with_single_quotation() {
+        rlp_encode_and_decode_test!(Action::MintAsset {
+            network_id: "tc".into(),
+            shard_id: 3,
+            metadata: "metadata has a single quotation(')".to_string(),
+            output: Box::new(AssetMintOutput {
+                lock_script_hash: H160::random(),
+                parameters: vec![vec![1, 2, 3], vec![4, 5, 6], vec![0, 7]],
+                supply: Some(10000),
+            }),
+            approver: None,
+            administrator: None,
+            allowed_script_hashes: vec![],
+            approvals: vec![Signature::random()],
+        });
+    }
+
+    #[test]
+    fn encode_and_decode_mint_with_apostrophe() {
+        rlp_encode_and_decode_test!(Action::MintAsset {
+            network_id: "tc".into(),
+            shard_id: 3,
+            metadata: "metadata has an apostrophe(’)".to_string(),
+            output: Box::new(AssetMintOutput {
+                lock_script_hash: H160::random(),
+                parameters: vec![vec![1, 2, 3], vec![4, 5, 6], vec![0, 7]],
+                supply: Some(10000),
+            }),
+            approver: None,
+            administrator: None,
+            allowed_script_hashes: vec![],
+            approvals: vec![Signature::random()],
+        });
+    }
 
     #[test]
     fn encode_and_decode_transfer_asset() {