{
  "manageEntity": {
    "action": "Repost",
    "entityId": "394296072",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x910d09dfa820d4e37a98311cb16bd0909f376c331ad97ac1f4c1090cf0b3298c",
    "signature": "0xe9ffcff9b3511d876697734e80e49bcdc14c58dfe20d90f022421d7f9f5b72346a556f240806b08c4894360f563a0f5c21412b469c08caa098fc82b7f41272141b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}