{
  "manageEntity": {
    "action": "Repost",
    "entityId": "516152373",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xeb82cd1861776e14beb2add6a8bb7a75c38e36e43a2399ddc2b03a486c220f2d",
    "signature": "0x2ece2225ffc00ea3b1b579f884725b60ab9dc482fc5866d2630facd48413fc25518324b172b0b4a26256e7cb108d36bf64961615b62c9d87250e69205f694ca21b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}