{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1199335687",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x51ad8397456d59a808d88de91b94059ab81517a916b9805c202592d328e018ab",
    "signature": "0xe617471111a5834dc076944dc21d6a37f0259eee3bc7588d3abdd609f29b2abf33a442366d9d5f5e97358474c4100341a246887f040cbdecc747a0570bc432671c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}