{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545425",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x18377b2670cdc440b5b12e59ad1642f2373f10e7fba67c5d9396cd4f10e8b37a",
    "signature": "0x8d93e8e73752fcdd4f4397a4dec8e91954bbe5bc32cfdac4444994ef9273ecba1c87fb534000aeaf526e93e74ecb946790aa9ba116b4155f7d551804ac92a0bb1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}