{
  "manageEntity": {
    "action": "Repost",
    "entityId": "357603",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8efa187029b424145563c58846202bc6a7bdab86b17d3e3c44c61e9f4dbf108b",
    "signature": "0x41f8dc9a02d1726f141b4ec781b2789207eea315f5587e9a846017ae9c9d408073c9767bae9a369fcc30f8fb3b5d66a9f58e725e3600e2008857bc5012b0f9a31b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}