{
  "manageEntity": {
    "action": "Repost",
    "entityId": "439358",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0a25196a02e03376228a9bcdefe22bb7a13c05a1ad1ecd3151a4f49ea007c482",
    "signature": "0x21bfba88a99a684dd0523b108e869a1755c702c834c84011c17cb55835e8c24d4a695b4876009bdf92f49af8748bb78805fa2f06c1ee38e8a73d1bd00de0cec11b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}