{
  "manageEntity": {
    "action": "Repost",
    "entityId": "449595",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdabe35411812dfc28683713722a23e688311a4d807fbc2f8d111bee48e91bcad",
    "signature": "0xa6e5a0816cf2496e979d2bfdf1b5369cea2405622e745c72964cba12bafc33b458e3d5cb848110a82ce6aaf1f8b6dbafc02f28f8cbe638227783f00eec71ac0b1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}