You send: SHIBA INU
Shiba Inu started in 2020 as a Dogecoin-inspired meme token and grew an ecosystem of its own, including the Shibarium layer 2. SHIB is an ERC20 token with a supply in the hundreds of trillions, so amounts run to millions. More about Shiba Inu.
On this pair it moves over BEP20 — an address there starts with 0x — 42 characters.
SHIB also exists on other networks — different addresses, not interchangeable: ERC20.