{
  "manageEntity": {
    "action": "Repost",
    "entityId": "507116582",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc5aabc990a8f19ff71362b13e6031d9b0a9c2235452bcafe8048c9fcfdabfdc0",
    "signature": "0x065e61bd7414116edcf3e6288b026214331f4fa40d55a50f82f3863611b4065f76547113b133ff8074a30f5963b9bf375b91d8b96f48be2f32ea530290e182541b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}