{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1437757452",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x021cda269195bc3efdb968a0ad1abd6b39a43b976ef6b9e776b4f88481ca0186",
    "signature": "0x6324e0be317a429cccec0c0957c9323569fa166c0e9b5f2374c71efb33c16d2311fd0e2e318b0dd2a100a83f49566694d8eb95ec7e0a620b3ff0fc1215019b3a1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}