{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221401",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1437787238e0307f0a584e6d570b99b826fcbca18cbd848b752539caf09e7d33",
    "signature": "0x9fd103afbd96e3186449764a77acd1496d8719e10ce6171db393bb7b637fb15626c1a9253e42bbb00a8aa663fdbc86d0b4317d6ae61164a742fb086b74fcfdcd1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}