{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544487",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x470eda62a5338882d7b6e8c13a918ff7378d77300e3bcaaf702d4059c01c50ba",
    "signature": "0xbed09920d5f4563a90a324d36756483d71b568df6d4795f9c11acac71dc8600a73392b59040689c755afda51e1f7717282c839aabee27838c858f8334e84085d1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}