{
  "manageEntity": {
    "action": "Repost",
    "entityId": "496690",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4d2e5b3ec772f6ece0c00fa02995d91608f520890aa955e3a1226ecef804f60a",
    "signature": "0x277f2e6be9e6577da4aac7366794f2f34ffb3cddd6b5fe8c1f8aa1121a9ff6310078474053f3237b95435aee590356ce53c23f7f6ff2aef76589e1732fed82af1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}