{
  "manageEntity": {
    "action": "Repost",
    "entityId": "381713",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3f847902d3d9d176d88b3422ec9fa019c50e76dc870d606471589c2e1a461771",
    "signature": "0xf8dec708b9702eb7b8945781c12f92d73b22d1ac114408f390f2fdbd6e6595320691f5a1809d37fdc7c354d3b5751dbf09562532db3714df14b734348867e7131b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}