{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1564574652",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x649403eadb3adab88961cfab4a784d05b929cb7da706d7e48c7b73675ead86b5",
    "signature": "0xc9ec2f304d7847f1ea0d703193e8a5a58f0b8a852d17a84bf60635fe01694ad8133c67819ff01f5add1750aea75ebfa4cfcbc71aef622dd10e747ec0fe2123e41c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}