{
  "manageEntity": {
    "action": "Repost",
    "entityId": "398053560",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb3617d984d68da723721e8169a22bbbdcaa44ff5604fc0a2714a447317d77140",
    "signature": "0x85094e7e13b29d4cde7e7a20e3cf558fe1a1812b98aaeab5c836a4531a8a13e73dd8e0db9ed94a5e81ab06f123e38a85cb17b8d08c3c803d1e397125140157a21c",
    "signer": "0x12f78DFB81B48dD775784330882923118ACd53EB",
    "userId": "55086"
  }
}