{
  "manageEntity": {
    "action": "Repost",
    "entityId": "28514981",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x215c370d9bb6eb61ceccad40e4022a6880cc528ac58076759ef66d4300791400",
    "signature": "0x98019699ac89a1c27141f6cb63598c653610d402af3e09d32c7bbfc289b5f5221e8cb1e479fc1251feac164b710a7e7194570e76ff2ed744c6dd1e1ab2361c501b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}