{
  "manageEntity": {
    "action": "Repost",
    "entityId": "517808",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0126eba579b6fef8b80a5d78133f7565cc61bc32dc1d8dc06c8d1232c3b3e8aa",
    "signature": "0xdf5c2b04402eba73e860b9d87aa436a5b1b3b333b9a36184b85552fc5deb061c5efec426410f6516009345a28f3599876c837aa11b6138f2bfd8ae4a309888b91c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}