{
  "manageEntity": {
    "action": "Repost",
    "entityId": "219714000",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x854996fa6c52259190c41cd3f1e2d09e39931af62dcde40a70d25b710d2bfaa1",
    "signature": "0x258ab40e9ad5740317c45a34ab850aa6fbbe2b22e45510ba7a8a61d811cb71605e9263e3d7aa976835a6d477549eabe291b06b0300e4c0504ad8b44a0c59acd51c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}