{
  "manageEntity": {
    "action": "Repost",
    "entityId": "299898",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xab0d09bdd7aa96c7dc88f1e0f7810d8c860d178e751b928be4ed3b5725d0a251",
    "signature": "0xd94c5584c85b45295002a0731bf90d4f983e81f627f7c8308af71093a9b3b65d2bbc77ae78dbc34bb7ca2c42ca8ac8f4d1b63e8514b69de3582cacad987405001c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}