{
  "manageEntity": {
    "action": "Repost",
    "entityId": "477447639",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x82674c487e51df8650684ae5e3482f66f1bff18a273f3e4da24caecf71aaa16f",
    "signature": "0xd6e719dcd69f8cdcbbe9e07feadf8b27741d5b8af74817461bda8b536dd237317d9d2f0ef5f4ab0ce09cde31000fffcd0684cc879aac4e916bcd7075201e4de91b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}