{
  "manageEntity": {
    "action": "Repost",
    "entityId": "558535065",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19f3201d440b454f1a011b8665c73a9960b4ff021744e535c4cd035b50e3e69b",
    "signature": "0x03d47108cfac8b31a6e6cf6f82d715466d4a88ffffd03e5e6dfaa6c17b90878a1f67ef37cbcdbf13022a289cb77d59691a69e4ce89b748e72be0ae285f94b4291c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}