{
  "manageEntity": {
    "action": "Repost",
    "entityId": "497958784",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9a4d17f37db3194164e824f453e06934695b562df281edee23e24c7e73a371bc",
    "signature": "0x2b1bca50d91dc04fdba6ad83e3ee5907044499287b03759032a33360bc8e1f0973773c1786a905eab20ae17558bcb5744b528cfe61e5b150ec6a132c10989d501c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}