{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1966487399",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0385e7f8838cf7736c77fb338f4be86d4ad489bde191c4d710ec6a7ad283683c",
    "signature": "0xf9f6bd4b8712599f451a79d2804da9df1976168a7fdd4c1af26e7d2145ac6861796c026411acf7fbe840d406f0ee37853b9ee7acb3c16b386ec10de07d5aad071c",
    "signer": "0x699dFeb4bef1c661288a47060002C5c518ECEE2B",
    "userId": "64629"
  }
}