mattn on Nostr: USDC か

{ "id": "c8086f285609c90455ac2bfef1bce70b9da2212c57cdae40a3f3d9ac9ad21891", "pubkey": "2c7cc62a697ea3a7826521f3fd34f0cb273693cbe5e9310f35449f43622a5cdc", "created_at": 1732200676, "kind": 1, "tags": [], "content": "USDC か", "sig": "227fa512ac9e605052084a5accaae80c1156019f2cf6015dd763c2afcf98192dfa246c04418e0f5d0844e7dbd1bf5f0bee4abd08b284f47726192e1124f8c38c" }