diff --git a/libs/sdk-core/src/models.rs b/libs/sdk-core/src/models.rs
index b59df653e..0c2a0e1fa 100644
--- a/libs/sdk-core/src/models.rs
+++ b/libs/sdk-core/src/models.rs
@@ -666,12 +666,21 @@ pub struct ReverseSwapFeesRequest {
 /// Represents a receive payment request.
 #[derive(Clone, Debug, Serialize, Deserialize)]
 pub struct ReceivePaymentRequest {
+    /// The amount in satoshis for this payment request
     pub amount_sats: u64,
+    /// The description for this payment request.
     pub description: String,
+    /// Optional preimage for this payment request.
+    /// If specified, it will be used instead of generating a new one.
     pub preimage: Option<Vec<u8>>,
+    /// If set and valid, these fess options are used when a new channels is needed.
+    /// Otherwise the default fee options will be used.
     pub opening_fee_params: Option<OpeningFeeParams>,
+    /// If set to true, then the bolt11 invoice returned includes the description hash.
     pub use_description_hash: Option<bool>,
+    /// if specified, set the time the invoice is valid for, in seconds.
     pub expiry: Option<u64>,
+    /// if specified, sets the min_final_cltv_expiry for the invoice
     pub cltv: Option<u32>,
 }