{
  "manageEntity": {
    "action": "Repost",
    "entityId": "619376232",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0b04532d898b8a927396d90b1745afc009cf0686f6ba9dcb0269188d23689fd5",
    "signature": "0x0aad2798bde65e81f7a7de721281e66b1d93edf8e6c6e6279ab969f7981792953faf3bc61cef6cb68ffe395e93690292ddb71f66f40a11e538dd104aaa589c811c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}