toJson method
Implementation
Map<String, dynamic> toJson() => <String, dynamic>{
'id': id,
'source_account': null,
'paging_token': pagingToken,
'created_at': createdAt,
'transaction_hash': transactionHash,
'type': type,
'_links': links,
'amount': amount,
'asset_type': assetType,
'asset_code': assetCode,
'asset_issuer': assetIssuer,
'from': null,
'to': null
};