{
  "manageEntity": {
    "action": "Repost",
    "entityId": "685733863",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb4ab558d2ee5779b1e3a4aed4ad7069af4f37fa86ed0bfbff6c0f705f56ec3cf",
    "signature": "0xf53b1dd9ed9a89bc92c93fc131c7a2a037e3654ffabbd9daabecebc633897f2b6eb6430b26b852332945f80b7da63021ea5766fbaf9ed7535cfa64be0f7e1a871c",
    "signer": "0x72d1844BB49347afC0912B6743298568BC02b404",
    "userId": "328108"
  }
}