{
  "manageEntity": {
    "action": "Repost",
    "entityId": "638239656",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3940f6c8373a58ef2280b7ec59a5774c28e30e82dc45b397db4179d693356aec",
    "signature": "0x29dcdabe9c9e6ad35d30cdf2dadc4a68eaa24f0ae7e3de2c2cc97be014db53c1131618c5f1a288b7b81a71d1cd6383bcba4eda22c3c60fe345a13b76e54888c71b",
    "signer": "0x102a924C1c076Dcb5816d20E32Dcb6F00e75F2C9",
    "userId": "485987672"
  }
}