{
  "manageEntity": {
    "action": "Repost",
    "entityId": "397672",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd57ac4222d9ca512abede43aa5454cd6374d6eee8f141e18c62211746061c6af",
    "signature": "0x634a315dd47dc47d011fcc32b9c5f6df6ba9fb1072b7629e91f33456f995373e274fba459fec5eeba6a98071dc08310962c06d43f7d21c283dcadf3cf5f40dbb1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}