{
  "manageEntity": {
    "action": "Repost",
    "entityId": "21924",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x63d89b72a459f8e57e1d808c018d3da1604616fffae2dee3308f940ca8c9a9e8",
    "signature": "0x0544a5c2d8b5612f42f6e53832f44b3746a53ac561dd3d5dc5cc7c2797b025026be244987bd38ba0f2180154c5e41a9c65037ab0a3461234b6f55575e17638691b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}