{
  "manageEntity": {
    "action": "Repost",
    "entityId": "509100486",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x67505f258474803b309e316cbab5a02b14294fa9d80132038d1a12080d868e30",
    "signature": "0x308ff864990d1ac5ba91b368e57b191d86f361f350c0babc639a7d20ef8a3fac68c53c0680dd4a3edea455e7b5edb3ffc5bce0fa082c270f73efbc99f962f2c91c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}