{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1073973306",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x57d1fb99e18fe8f48a86d1ff50be612e1c6ad9e23bb0887f171a2021e41e1488",
    "signature": "0x8977f639d5b00c30442b02e6dd1a0e0eb2973016e9c319c90cefe20319555c7832270188dea0eb9d83e135d55e3a0ef0f4a023cb452309ec4d63fc758b527ee41b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}