{
  "manageEntity": {
    "action": "Repost",
    "entityId": "495811469",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x66d4850d464c2e93f49abf9db0e23295c35ed08c7c4aa9a2b5f1870b244d925b",
    "signature": "0xbfb281a0193dfcb551ff151d19e5e8812970a9b842288b6cd232942330fa169e48b26ee9863de74782b57c00b2f9b5d7620253df957eaf14eb3bb5f59e4a86f81c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}