{
  "manageEntity": {
    "action": "Repost",
    "entityId": "257429",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9787fbd3517d44efd459f2ca8188649009fd00576325d26b4800b8355a069244",
    "signature": "0xe11020e4186deddfd1d213a39c407fada477d5ad704bab9609817eb1a320d516244aec9a7e7345c8b6d3caa3fb386c436147f58a76670bef994d772db32d2edb1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}