{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221387",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x720e4371529fc16ec2441bec5ee759359cb8b58bf458b987a5026be617c5802f",
    "signature": "0x7bc866823a22af694f3b1724895bc37c65faebff9ef69835ff4c610e554411d553225d193ec92f97ba4b86a0ea51d6d1fc7fdbfeb3e02ebc2d91ec15b028729a1b",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}