{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1388217979",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2c1b779949586ff4a95e353e5c1b06706890d76d1f16152ff4efce371bb4c058",
    "signature": "0x751a7fcc455af3da5049b55b003df990ac097dc8c8fb3ac5857ffede686517a140ca4c1b0a548f488a6cbdf4946485f533d388c65c64de2bb4cf62c7275d93dc1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}