{
  "manageEntity": {
    "action": "Repost",
    "entityId": "199104",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x21e3e82de6901dbdf141ac24cc1ea04128b6c381cb0c14336ce45748a988c558",
    "signature": "0xb6d80ee05de1019f99e67565c45dc4d679804ea683be53bd3ea60f28e1b2041a75b5128204273a7a384e95955d2eb3e54edacd851d9a743575f13e6a2295e0fc1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}