{
  "manageEntity": {
    "action": "Repost",
    "entityId": "763805820",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbeba7fb10a088d214c7ee1e951ab8bec20ed3377ee2d856a0feeafba6ae5ff1d",
    "signature": "0x5d3ea2eea45902c036296cab85a189599311a3234e723515c6f18d8872764af261df3fc2c9dd0b8bf149df3ed9861ff7e72469fd3215ddcee6760ab72e9fcf261c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}