{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545537",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x52b8181888caa0aea91837938b06c52088d1918c3ff682d2ad7863119a394e90",
    "signature": "0x7a45b501966f2c827f14e3836200d683135f05efa40b98fc54754f2b2151e56d3d36a533576e25b1b3df9413b5f6a569f07049513635493528226e8b400de0071b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}