{
  "manageEntity": {
    "action": "Repost",
    "entityId": "498350243",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x635eb7a020f846415139d52713e3344f4270d4f32378f372f186e7288aa686b6",
    "signature": "0x45348617eba95d31777c6318e588700793d592e1526db0635fa6993d11aec35b2773048f19802d3edc6de79d2365c34da143823c8a6461cf2e8aa3c6672dd62b1c",
    "signer": "0x15B9643abE09bd37C52a5BD1dCF938B05b06cBFB",
    "userId": "370091516"
  }
}