{
  "manageEntity": {
    "action": "Repost",
    "entityId": "490640813",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbde7c15112f10e46e7ca13c0b76e6df47b405fcbd294562355816023d5ed35f6",
    "signature": "0xf2ca29afc8aeebec94a8dbf213cde712045e8cb3bb81149b2e97204ab1db97477c794925bd9335995a8f2d3bd4cf9f454dace5ff8031b0e684b12b2241bd5f0b1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}