{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544518",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x54bba0e5319e0f35ca41adde19fc804945c29a31eb4dc31fdff82476a659057c",
    "signature": "0xecad0878f5ec2ec604fd18d1950f8f324a8f9b8a30be0e16f1f9183b8cd886584caf0e7fcd22fdee9cb9502a6e4b15ad7b99045e9a59a28482e5728feddd5d3b1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}