{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544191",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4822c3afbc03a4d1ab3d7bcbac1d5a0629798b8a0a50d80b917123a80ced97e1",
    "signature": "0xc969b72856490bd8bff05015424ee0a1d55e6a35471af467567186f61dc0d88703d773dbe749d32fb9e635aeb3192f8a6898c74227e494db6a73c3116724dec21c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}