{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1488271488",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x122d3db9a110bfcef62d28c9264bbe9c6a9a2d64d552cc5570a851e980b90e20",
    "signature": "0xb6515352e6f12d32bd2f674fc2395512d8d1de6ca9b792a2f5e6da4b9f5703cb0297fbd62de74ff042e38141004139839a14362fb6c1644037e309a49c599c741b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}