{
  "manageEntity": {
    "action": "Repost",
    "entityId": "400693298",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe456d9bd0c5f95be1273dcd404841753f3a4d7016850c63b30a829ba82965ee7",
    "signature": "0x5cc3df52790cd6db0821555493962b962e7163cadb84524d493ec5635f11dc8b499a5c33c16d7347cdc8a61f049347d46c543d40f951b08727cb79d70807dfb41c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}