{
  "manageEntity": {
    "action": "Repost",
    "entityId": "309973374",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdbe6f8c21d20fa189c5c80387579467064f5c832e2ee6cbb6aadb536fbff9ed4",
    "signature": "0x3984860cc7c3adc64de36bd32d4a4482be79608594632b9db30b51eac85810e93890373378c224b7f3032581e35e3527476013514abb1a76e7fe6cc365bf61c51b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}