{
  "manageEntity": {
    "action": "Repost",
    "entityId": "438289",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x779391e0df0f370632ee0b0f33686ddd9badb1d961ace648aa7c660c26cf993b",
    "signature": "0x4b5769835beac0a5ea9845214f40ead48f751a66f5e830427b6ffe9fc87cea7b40d1f402dc72d446d580029352844e992a427c7ea9dd1d07d37421c24391cf391c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}