{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544580",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7fced9a19e3bde57710c2985b9d2df13350ec72bb043b6741b0ca4b13b9a12f3",
    "signature": "0x566ff502996c3a94bb19c35c2f105e2e3db3dd9aac78072081f67b6d0f6ea1d76251f2e4a7e5549573381e5ab303b2b233637c7bc5c46e9504e7b3b66e94698f1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}