{
  "manageEntity": {
    "action": "Repost",
    "entityId": "572999",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xefa0fbe5b3498e008a70cacd32f33fe2dc984ce89877dff4e11d8583e9f352a7",
    "signature": "0xa1b9f9fa8f80450b4ae69e96a5341a637a7effe3d62f80a98a4832bcef94c9f504491331cacf2e88efc1c134ad4d15b9cf54e0126b8411ad0bdb89232ff0a6031c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}