{
  "manageEntity": {
    "action": "Repost",
    "entityId": "724455",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3eadab2c1ac1bd9b9bedecd65aa66509859b1fb75260a2c4fae09035349edf21",
    "signature": "0x60e3bb2f871e754dd5df69acdb0dbcd8feeb83600cefe7cc0954c0df2d17f3202437e9855d18958887ca7aaba5c68e41066258895ee80f5ac79104d16eff1b491b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}