{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854751",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8bc56b4ee1819e3c0ae567bdf6d85c9bc3195c4a360fa823ee156f575f77b61a",
    "signature": "0xa9eafe33b200b08c4292d928d50a7f4e18b98032c4d5627ac5735055fd88e7385fc0b1dd61812aefbf938d52162dc80dd4f07b1017842fe9e0b0a6267309b52c1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}