{
  "manageEntity": {
    "action": "Repost",
    "entityId": "900506295",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x868574cc6c2d0066de25c835a9c3b7808798ab800f8c4f660b3925b1a9c39343",
    "signature": "0x485aeade08d7a60120fd4963a278e4f7d6ae6c27744a707888eb9bd75f62aa6f26721a669a10a74310d16c083fdbbe961a3517e36d347d348bf36d8b1f7e15a91b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}