{
  "manageEntity": {
    "action": "Repost",
    "entityId": "405523",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7db6c7e9a020b367b812c4309eb8becea4cf4e640b59fbdeab8dceada56a3305",
    "signature": "0x3b983daa3e9768069a611285fbb63ff35348c50507fb62bf623aa6b7209df97047da05a5df4ed10396f8db6a964535a1b2c75cdcc97683c82c567b5d260596a01b",
    "signer": "0x28945B345Dc8334c21B4e932dA506ca6Fac7e18a",
    "userId": "290283513"
  }
}