{
  "manageEntity": {
    "action": "Repost",
    "entityId": "299449174",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x76cee91cc9a7330168b3565527104d2a610d39a5618835d3bad065652f4071df",
    "signature": "0x5245c4180f33c0cfb5376818beaebeea1a59c2e699f867742e0be45133f28dc83ebba344e80685d3af06d7ee3f237665924d080ab3efaf3d5759a6323efe62131c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}