{
  "manageEntity": {
    "action": "Repost",
    "entityId": "857412409",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7fbccc7237a2fecd86852888e26c6672e91503001f097feb9d6f6e13d8291a9a",
    "signature": "0xe81a335090cedc5258f6b9837803224280222045d02845b98579375c2dc2b2e513b9e77c6cc8d3df71e2091a2b15fdf294aefcaf936d0af4640e1f29c7faa9591c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}