{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1505273660",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x34b85bc5f5812e78a2ec9e9c370eb620224cf894f03444d89a6f96dd83b7fc9e",
    "signature": "0x51587223eddecdc11092b5f16fe4957284c6b383beb4507b1ffad3a8ee4e2ad7489f490d131be62937146b82ddad740d78b19dd3983accd284d0f5f150d86ee51b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}