{
  "manageEntity": {
    "action": "Repost",
    "entityId": "657540120",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x52a04d98b972da76852f8dde0de3934eec290fb8d898f1ca7e0ec84910427ff4",
    "signature": "0xbbbdd48fa4af9c9cf23a839f1b4da197dd4bb4df3a475422e0ef2739e8a279cf694b7453dcd9a585d6dfa5ff7c23bdb774b25921e83ef010aca24f076d6ffd501c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}