{
  "manageEntity": {
    "action": "Repost",
    "entityId": "619479",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2f57721b6315d30518d0102333a5da8a9bbd351d762e042c31e33e8c53789d91",
    "signature": "0xe16e6dc718ca2ac8b06b17db7b4c8f62c43423db91bde5d83e4dc8ba9ed58edc16659f03bfbfcb8b4abfdee1e966ad6abbc0f6d9c846b69f7b423d7948e04b8c1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}