{
  "manageEntity": {
    "action": "Repost",
    "entityId": "100519561",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8991fe8c651cf1e83ef1e106ee3cd16670f566bcd5522945e31e3065cc86fc50",
    "signature": "0x15899bb36a6100c974cdc01ecd2e86592547cf7c637f9a7857b97541799433e2434c38083add5b907bc9b65b11d854720a2fa5bf994382e9c7b3039bd7c8d7311c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}