diff --git a/src/factories/NFTFactory.ts b/src/factories/NFTFactory.ts
index e89c4760..842dabae 100644
--- a/src/factories/NFTFactory.ts
+++ b/src/factories/NFTFactory.ts
@@ -33,7 +33,7 @@ export interface TokenOrder {
   v: number // v of provider signed message
   r: string // r of provider signed message
   s: string // s of provider signed message
-  providerDatas: string // data encoded by provider
+  providerData: string // data encoded by provider
 }
 
 export interface NftCreateData {
diff --git a/src/provider/Provider.ts b/src/provider/Provider.ts
index 0fef80b4..fee2a45b 100644
--- a/src/provider/Provider.ts
+++ b/src/provider/Provider.ts
@@ -203,7 +203,7 @@ export class Provider {
     serviceType: string,
     consumerAddress: string,
     providerUri: string,
-    fetchMethod: any,
+    getMethod: any,
     userCustomParameters?: UserCustomParameters
   ): Promise<string> {
     const providerEndpoints = await this.getEndpoints(providerUri)
@@ -224,8 +224,8 @@ export class Provider {
     if (userCustomParameters)
       initializeUrl += '&userdata=' + encodeURI(JSON.stringify(userCustomParameters))
     try {
-      const response = await fetchMethod(initializeUrl)
-      return await response.text()
+      const response = await getMethod(initializeUrl)
+      return await response
     } catch (e) {
       LoggerInstance.error(e)
       throw new Error('Asset URL not found or not available.')
diff --git a/src/tokens/Datatoken.ts b/src/tokens/Datatoken.ts
index c2d6873d..1077f1c1 100644
--- a/src/tokens/Datatoken.ts
+++ b/src/tokens/Datatoken.ts
@@ -25,7 +25,7 @@ export interface OrderParams {
   v: number // v of provider signed message
   r: string // r of provider signed message
   s: string // s of provider signed message
-  providerDatas: string // data encoded by provider
+  providerData: string // data encoded by provider
 }
 
 export interface DispenserParams {
diff --git a/test/unit/NftFactory.test.ts b/test/unit/NftFactory.test.ts
index a1259db3..362769d6 100644
--- a/test/unit/NftFactory.test.ts
+++ b/test/unit/NftFactory.test.ts
@@ -406,7 +406,7 @@ describe('Nft Factory test', () => {
         v: signedMessage.v,
         r: web3.utils.asciiToHex(signedMessage.r.toString('ascii')),
         s: web3.utils.asciiToHex(signedMessage.s.toString('ascii')),
-        providerDatas: web3.utils.toHex(web3.utils.asciiToHex(providerData))
+        providerData: web3.utils.toHex(web3.utils.asciiToHex(providerData))
       },
       {
         tokenAddress: dtAddress2,
@@ -418,7 +418,7 @@ describe('Nft Factory test', () => {
         v: signedMessage.v,
         r: web3.utils.asciiToHex(signedMessage.r.toString('ascii')),
         s: web3.utils.asciiToHex(signedMessage.s.toString('ascii')),
-        providerDatas: web3.utils.toHex(web3.utils.asciiToHex(providerData))
+        providerData: web3.utils.toHex(web3.utils.asciiToHex(providerData))
       }
     ]
     console.log('orders', orders)
diff --git a/test/unit/tokens/Datatoken.test.ts b/test/unit/tokens/Datatoken.test.ts
index 25c09abc..c168b3b0 100644
--- a/test/unit/tokens/Datatoken.test.ts
+++ b/test/unit/tokens/Datatoken.test.ts
@@ -405,15 +405,15 @@ describe('Datatoken', () => {
     const order: OrderParams = {
       consumer: user1,
       serviceIndex: 1,
-      providerFeeAddress: user1,
+      providerFeeAddress: user3,
       providerFeeToken: '0x0000000000000000000000000000000000000000',
       providerFeeAmount: '0',
       v: signedMessage.v,
       r: web3.utils.asciiToHex(signedMessage.r.toString('ascii')),
       s: web3.utils.asciiToHex(signedMessage.s.toString('ascii')),
-      providerDatas: web3.utils.toHex(web3.utils.asciiToHex(providerData))
+      providerData: web3.utils.toHex(web3.utils.asciiToHex(providerData))
     }
-
+    console.log('order', order)
     const buyFromDispenseTx = await datatoken.buyFromDispenserAndOrder(
       datatokenAddress,
       nftOwner,
@@ -445,7 +445,7 @@ describe('Datatoken', () => {
       v: signedMessage.v,
       r: web3.utils.asciiToHex(signedMessage.r.toString('ascii')),
       s: web3.utils.asciiToHex(signedMessage.s.toString('ascii')),
-      providerDatas: web3.utils.toHex(web3.utils.asciiToHex(providerData))
+      providerData: web3.utils.toHex(web3.utils.asciiToHex(providerData))
     }
 
     const fre: FreOrderParams = {