{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545430",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7d21628a3ad05812f60843db69bc5e24aea62adb037bdfee8358fb65e237d625",
    "signature": "0x6e6513ee3e1f85305b4201e63cc8ab943b91b1d4a51a57f1f47697d60505c8663ca63fe87bcd39eefbc30b2241124e2a908814093c6514653122f7d0c7bfd3a61c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}