{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545423",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xccfb699e64171b368be41081174573b155dc73b90769bbf03c434cafabcefb9c",
    "signature": "0x0395b369d6495cc164cb637e0b7e965af6fae08e959372f15a1ba1ec626432d17c2fbe597f2f995a6c76e8e2968c8c7ac6ab505c4b995136956a66d0980db2b61c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}