{
  "manageEntity": {
    "action": "Repost",
    "entityId": "608031809",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7db8222c11220d2bbf30bcf7d51472667e1cd5e404b040d2fe9581666d7a482f",
    "signature": "0x936c967d22733efa6852dc2b6c2ac7319a72672e698115c24861e5e3280789ed6d67f6574f8096a607c3b19b85ad0ee0462576953fdca38aeccba89a230205ec1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}