{
  "manageEntity": {
    "action": "Repost",
    "entityId": "647957818",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6273f13ecd10c6c677c9d62d505e9a7c9e10ac8ad2afaf13d314b0e7816df74c",
    "signature": "0x611a85417a0a72abed40a0b483de630b8565c2e3d88f559edee8cc689f26690c7f414bb29ad9adcc34b2905d89d9a564b57510ef850ccdbd7ae16274267a63d21b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}