{
  "manageEntity": {
    "action": "Repost",
    "entityId": "578479070",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x015093df0ebc0c529e823d7dfbac67dfbea9e6a6567a058e0fee5f7c27546203",
    "signature": "0x792c68b1d5f78bc2d0f7d330bee428ede09b6bac29a1b4bc030b26f692b5dbad41b547b6b30bc74035eed09150be9f4559954e68d339b3dd3f3e729b56dfd2441b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}