{
  "manageEntity": {
    "action": "Repost",
    "entityId": "724339",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe4bf77cd5fab85536a701e8e581d3b67da981009374bffa906a2807996cbb723",
    "signature": "0x4d58b942a78ed76af4e69f6106dea05dfe350d0556333dd3ae5d14426f803e242696a7f238c6e160571615234b6f2722415503cb5a092b6051be2c7673e0be6a1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}