{
  "manageEntity": {
    "action": "Repost",
    "entityId": "724339",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfeecb1f50ef2a8d35e74cbbfb771c3c2a688c0fb76645f2ea50ee8400c0bfea5",
    "signature": "0xb5c15ca67603c75f325780a23c29894020f79605aa301b0d1375503f261bd1e060c8475319dde043440231ecac7a2059af6a456aba0a3675d445df6a12d1a4941c",
    "signer": "0x102a924C1c076Dcb5816d20E32Dcb6F00e75F2C9",
    "userId": "485987672"
  }
}