{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1507285895",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb00acacb4c7855949dbced3cfc2484c212729ed561cf3916811aec032c7e7e47",
    "signature": "0xf4829fd13cc83b511c255fae19fbba3733c23c84c8dd3a4d571c8c6a46a39e004463ab4aa77fff8149760752e005bb762385ce5d340a8d7fca9fc5fb80de2cc41c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}