{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1607558739",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x619ba5e192125dce4c3b476bf71b307f9a9483b7fa92f180caabfb83bc539275",
    "signature": "0xd42470a96f951f2bd5d3bfa056eec5ef2ef688fc2ce16fc52c5942807282b7663a77e3e5a6579ac63b8cef824660954844f3a31f93505c395bd233d9b80a11471b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}