{
  "manageEntity": {
    "action": "Repost",
    "entityId": "503418607",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0288c16d24503b52df374676565a64a81f379c15926c1913de0bbedee2cdfed4",
    "signature": "0x4660fed3f86d0db9924d8309eec0df40a54d5cd8cc8dd9d1d52e3539230f380f4be799d8b4f7c22d2c470c15d21857ac7e49f24a0274172946cb8dc3bec22a7d1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}