{
  "manageEntity": {
    "action": "Repost",
    "entityId": "550619133",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3209939caaf67f6a21cc92e94af153644aa047d8875b473fa407f5e9b6bf4669",
    "signature": "0x631e6f16d0b19e33b451e57a011f362084760c574fdf1e8970e459a7ed2f3b6f5c39d9f2afca4b3314b8a1dcff2321be5600c99302ecfc50249dfb54a7d8b61c1c",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}