{
  "manageEntity": {
    "action": "Repost",
    "entityId": "703998",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3bb472405eee3d51f4afff5658e90017933c3385c94fce62c0d8c474500b3708",
    "signature": "0xe15b15fdc12c49967ff15d2991d21533541e5f52d3e9baf69ef32dcee67cbaae13bc0ed0891a7cbc8a6c0937c083af6e1ece00874fb00c6faa0b335279140e9d1c",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}