{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504494",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x28470fe23448e2c5f87219f11095c75169f94880ca1718bcfad4f12c9649b110",
    "signature": "0x40816f0b01d5dd18e65076f6303bbac8a1946da3c055ae289de2a42339edb9b96d5ff4b543655ae50a6f15b65c58207527b3d8dcda95be9f467c5485171da41c1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}