{
  "manageEntity": {
    "action": "Repost",
    "entityId": "447161319",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xca625bbfd2aac5caeb3773851dbddfe3feff15ed67a91c5260351eb4892a6874",
    "signature": "0x09151bfa694019a9af254bced4609669bc5876648a82d7c067ec475c1b999c8a7300aac63d5feb5cf6e812ede52c3685a2fbd017ea3758f19d1dcba65a129a281b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}