{
  "manageEntity": {
    "action": "Repost",
    "entityId": "63456",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd4da2975a0e10b147af1b5fcbb3043256e362bea6e9463b8fc1eec6edb00ed58",
    "signature": "0xe1da2b3db8b70d5e6c01499a5a39becd42cd179ffea72b2d16ebf100a6e4df334a929049b210ce31f3e3c84528ced850c6d86c7664c22e99b8c538912eb0d5d41c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}