{
  "manageEntity": {
    "action": "Repost",
    "entityId": "573931581",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x37c5123c25726bc36b3999f93bdd1ae580116d4498aa945c68dda9d653181155",
    "signature": "0xfa0751b0858cf3213f1678c5e6500335e147ff52a73e6864b0f8ca4c28c87f5f1bb2baae06b1d252282ee785266ddfd4a6fa9e0b0dfc3e4c51e59d9412caa0b51c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}