{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645599513",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x18a1f72eba836fa1d5f630a75b55fa9d94492a88357ea482043d3e6f25bc8b69",
    "signature": "0xbe8460d3e9383fadc8bfd781ede340d2b7ad61da056bc7939a1727158ead7e652bdd523c6514347cf45aa5da5ffb47f04c107c6c00aa06f9c1e90b4d49def65c1b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}