{
  "manageEntity": {
    "action": "Repost",
    "entityId": "755784950",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2cd50fc0c7e5084f67ab572f3cc5d76334d274ad41c5734a3272782db755ca22",
    "signature": "0x7d4e09f5a6dc9f2369be2863023021853750dd3563b6564d8255d26628e7b6be48ec166cab3614c867e322adffd1b102175cc9d5637c989efd8c83df63a8d93a1c",
    "signer": "0x44Fe9338D9d1405927C73FDA0be0F36ae481Cd39",
    "userId": "983568397"
  }
}