{
  "manageEntity": {
    "action": "Repost",
    "entityId": "386614520",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa56cabc2b9faf292d577ae3fb620a8f6ce651dc8e4f7048660bbb3b7cb9ea48c",
    "signature": "0xa21b3753d8ddacc04cee570f407b8f2c2c93c74c634d944f5871dcba42f2669a16698af476e4d0fc1470360b5ee25198712e0c8463b51010b4ddc6286548dca11b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}