{
  "manageEntity": {
    "action": "Repost",
    "entityId": "646890853",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x24003beb72bc4af6ffe30d5234067fabf11e0b0e2659ed77f1d6410a42b040c4",
    "signature": "0xb7e4333f7a8bcc8986e618bf6539222f4d1af0364b21963a872796959470d9090f71e5e4e8dfa4e9883018fc932c57cb3ed0029a87ef33255d87075acb63680f1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}