{
  "manageEntity": {
    "action": "Repost",
    "entityId": "512588674",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2e34432d5cae2ec9448d00135d6ffcc9b862bef91af04ebbf62613d82f06427e",
    "signature": "0x397b40677b27e866064a5cf970a4b062e4077bcec2c4b666f8fccaa07bfa771f6c56b61b31ef9d728c5570656f24c2330387216c0219ddf913ead6fbcf8a23cb1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}