{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1456991590",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9a174d92ef6d23af8c0330ee28f5084291b6b7b2bee25bc7039c9a3131a3feca",
    "signature": "0xce767a92f83fee241b0af5a9ad02e576edc731a74646cb428a712fee52e708dc64417068eda7a945a7bb22fa4dfd375d3337b88772819ce28862a9dcd9ab1c721c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}