{
  "manageEntity": {
    "action": "Repost",
    "entityId": "100399138",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4a9a81204d420844120cbf5d8be7e5d9ef8a02c8adf501fa7c61eb6fddb4c803",
    "signature": "0x12c79ceefd356c2f4a6650d3c5a38bf925718a01d87ccff4f5e3f1241c2189833dbb2d31ab26d3f75681c27d85c464f17ae209d2ad8cb1189aa067162a1d786c1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}