{
  "manageEntity": {
    "action": "Repost",
    "entityId": "640374421",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x11758a769cf8e8fa7107fab15fc9c830eb902845aaefeb4a42cb48fe375e9904",
    "signature": "0x82d4411d9df821c8a260cc7890d73cc0af6a84cc690dfe48eb7d47e72aee78e572b9a859cfaa3c7a9200d38e5a4203707bc6776fcbab1c9d70194e7b50c386091c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}