{
  "manageEntity": {
    "action": "Repost",
    "entityId": "514632",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbf461d122eab2f91cf6d10d377da3a3743fe5e56ac22a6a1b71d5dc29093b983",
    "signature": "0x2c0130638ccd4a449b0d6dba1178cc1012f58235ee51a7882b06035e153f45334fa583c19f3ecf310d194f1d75a7097c2c03e6a5fffaaf3bdb1806ef33cab6e41c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}