{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543339",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x47a447ff5ba55e7c904badbd60645838b7208a295e31ca4a5e7be6ebf1b64a79",
    "signature": "0xae5d589781278614ad2c723a8ba9559b68ef42b68b81f00e7f0eb2f9619e11357be45861051d390ed465508f6b1b013d02306db81f0e11d07b4e115c79bc96b41c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}