{
  "manageEntity": {
    "action": "Repost",
    "entityId": "319447",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2448f412315a0553ede4324264118f78d1dc56864fc07fab9e71f65c8d8a6992",
    "signature": "0x1a14527887e981733573f3a4a99c40048011a1bdd094aaae9a7d73c8098b032e10ce08e3bed306bd4b5bcbb262159e1144998f7b579427e6e2cf50ff343ed9b71c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}