{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1280839687",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x046835afa4445f794551e58c9f71bd3d14eaa0f68791a22dc6cc60e263dc7b1a",
    "signature": "0xd88537db7c3390eea2c38f97f80033c275dfa6340fb9db77306407a8c541570d18e46cc3352eb661f026ee881a90c01c6a3b2bef9e8f49053fc408f611a774bc1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}