{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544575",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x762fa9185a686f41fbdde1bb6c605750e9112321d421bb4717cf5cfb5feeb1e8",
    "signature": "0x4a68319af520ec021f0a27bf13d8b349302f70f3f8e6a1e75cccf857ed621fcd7ad629d2605dc3b49b3d2ee8f79d9f4fb6ee7dea550358b3200e89609797c96c1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}