{
  "manageEntity": {
    "action": "Repost",
    "entityId": "516644106",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x357c25726fbcaf97b485f113f9fd5710ceb82d09e5fba512a2daba0338b9538e",
    "signature": "0x478235c5c0d4202cf6e58191b8d087424dbc7595db4050d6d01169d4bb242b5114b1501d771e9680f962e5eb23d838bd2f7c90c764f2350f140e13bd3b2695611c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}