{
  "manageEntity": {
    "action": "Repost",
    "entityId": "599613",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x769099d2977260940ac9da7e5a071d5bb8066ef6d3812b7a92b73c464e0e50c9",
    "signature": "0x5bb5ba805e6573a03ec21d1b7387dc1578b44bce5a9cc9072256ee737d1a8b7a58d4cc3286ef3a02bb2d94a619cecd0ebe6c690c68b85cc4b21f6b66c6f93f6f1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}