Update for filtering fixes (#144)

Author: azf20

pages/en/supported-networks/arweave.mdx

@@ -89,9 +89,9 @@ dataSources:
 Arweave data sources support two types of handlers:
 
 - `blockHandlers` - Run on every new Arweave block. No source.owner is required.
-- `transactionHandlers` - Run on every transaction where the data source's source.owner is the owner. Note that only exact matches are processed. Currently an owner is required for `transactionHandlers`.
+- `transactionHandlers` - Run on every transaction where the data source's `source.owner` is the owner. Currently an owner is required for `transactionHandlers`, if users want to process all transactions they should provide "" as the `source.owner`
 
-> The source.owner is the owner's Public Key, rather than the owner's address.
+> The source.owner can be the owner's address, or their Public Key.
 
 > Transactions are the building blocks of the Arweave permaweb and they are objects created by end-users.
 
@@ -183,8 +183,7 @@ Currently, The Graph is only indexing Arweave as a blockchain (its blocks and tr
 This is not currently supported.
 
 ### How can I filter transactions to a specific account?
-
-The source.owner is the user's public key, rather than the account address. We are working on adding account filtering support.
+The source.owner can be the user's public key or account address.
 
 ### What is the current encryption format?