Function: ecdsa_secp256k1_verify()
function ecdsa_secp256k1_verify(
   hashed_msg, 
   public_key_x_bytes, 
   public_key_y_bytes, 
   signature): boolean
Verifies a ECDSA signature over the secp256k1 curve.
Parameters
| Parameter | Type | 
|---|---|
| hashed_msg | Uint8Array | 
| public_key_x_bytes | Uint8Array | 
| public_key_y_bytes | Uint8Array | 
| signature | Uint8Array | 
Returns
boolean