{
  "manageEntity": {
    "action": "Repost",
    "entityId": "648754",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb513b23597786e42c792dafe68ba76e81dda2d1d9524fea54fe986e0b3e30390",
    "signature": "0xd2dd3d7a39cedb0f4d3dea29e808456b736c21d05a360c766426821171cac08440f5dec2a0e90cc543afaf5fa180227f4f1bdd67c6161f10bf21aedfbe67ccc11b",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}