WasmVector<WasmFlatVector<WasmFp>> error when building a constructor

gistfile1.txt

// This should mimic LookupTable structure
#[wasm_bindgen]
pub struct WasmPastaFpLookupTable {
    #[wasm_bindgen(skip)]
    pub id: i32,
    #[wasm_bindgen(skip)]
    pub data: WasmVector<WasmFlatVector<WasmPastaFp>>,
}

// Converter from WasmPastaFpLookupTable to LookupTable, used by the binding
// below.
impl From<WasmPastaFpLookupTable> for LookupTable<Fp> {
    fn from(wasm_lt: WasmPastaFpLookupTable) -> LookupTable<Fp> {
        LookupTable {
            id: wasm_lt.id.into(),
            data: wasm_lt
                .data
                .into_iter()
                .map(|row| row.into_iter().map(Into::into).collect())
                .collect(),
        }
    }
}

// JS constructor for js/bindings.js
#[wasm_bindgen]
impl WasmPastaFpLookupTable {
    #[wasm_bindgen(constructor)]
    pub fn new(
        id: i32,
        data: WasmVector<WasmFlatVector<WasmPastaFp>>
    ) {
        WasmPastaFpLookupTable {id, data}
    }
}

// Getting the following error:
➜  wasm git:(dannywillems/lookup) ✗ cargo build --release --all-features
warning: unused manifest key: build
warning: unused manifest key: target.wasm32-unknown-unknown.rustflags
   Compiling plonk_wasm v0.1.0 (/home/soc/codes/o1-labs/mina-develop/src/lib/snarkyjs/src/bindings/kimchi/wasm)
error[E0271]: type mismatch resolving `<WasmFlatVector<WasmPastaFp> as FromWasmAbi>::Abi == u32`
   --> src/pasta_fp_plonk_index.rs:54:1
    |
54  | #[wasm_bindgen]
    | ^^^^^^^^^^^^^^^ type mismatch resolving `<WasmFlatVector<WasmPastaFp> as FromWasmAbi>::Abi == u32`
    |
note: expected this to be `WasmSlice`
   --> src/wasm_flat_vector.rs:110:16
    |
110 |     type Abi = <Vec<u8> as FromWasmAbi>::Abi;
    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
note: required for `wasm_vector::WasmVector<wasm_flat_vector::WasmFlatVector<WasmPastaFp>>` to implement `FromWasmAbi`
   --> src/wasm_vector.rs:81:33
    |
81  | impl<T: FromWasmAbi<Abi = u32>> FromWasmAbi for WasmVector<T> {
    |                     ---------   ^^^^^^^^^^^     ^^^^^^^^^^^^^
    |                     |
    |                     unsatisfied trait bound introduced here
    = note: this error originates in the attribute macro `wasm_bindgen::prelude::__wasm_bindgen_class_marker` (in Nightly builds, run with -Z macro-backtrace for more info)

For more information about this error, try `rustc --explain E0271`.
error: could not compile `plonk_wasm` due to previous error