{
  "manageEntity": {
    "action": "Repost",
    "entityId": "643105983",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x34163a8db5bc6fb9a013b8186d8f71b4e1ba99f1f1b72e0f7843de50cc383eaa",
    "signature": "0xfb26315b9d0addbbbd4e7c4f47ee454f8a3fecec3972b11d9b49e16dd967ed676885e11eee47f3af3f8d0417b9eddd76bfcd9e63272e430e4f7f8450d5ecc6361c",
    "signer": "0x0168976438910D2f5330323a0d0141Fb4Af95032",
    "userId": "317847"
  }
}