{
  "manageEntity": {
    "action": "Repost",
    "entityId": "573259174",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9e21a08f3d60a4861dbab7ebb8a574ab358a9f6bfd9b2755dfc551619076eba5",
    "signature": "0xa7ff7a93997e2086f257c6916dcf616d2cefe24632d5c01e269cd1c932467cbb6d138cecea2a4aa2d4199197301ef63d7608ab330e767167aeedf3a7b40314391c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}