{
  "manageEntity": {
    "action": "Repost",
    "entityId": "738820",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5dd7188b796efda79e4a59ae11d3024aa4d1a375282987a0fa51fbb93e0311b3",
    "signature": "0x6141a70c10e19e9c62c6804bbcaeae1ca1bf144a33d4dc0bbe82ec667160ea5b4d0db0a6c5073c87739ec75675b6c4d81121523a7422d81a0332fa4eb7a8ebc91b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}