{
  "manageEntity": {
    "action": "Repost",
    "entityId": "502201871",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcd4b841373af221430e0faf57360daf54b08e0a2d2ea7fd0e4ea6582f8caa51f",
    "signature": "0x86c72f9180ebf857c89daa4823d60e142cad8aad1572dbb52377072ed4ae4cf2407ed43663e500922a26a00c39b9d0c348d2fcf07fdf1ad8b28e83045eccdd511c",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}