{
  "manageEntity": {
    "action": "Repost",
    "entityId": "774365",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x252531606f3f58121dc4f58ff0bd4e95a0edd71a9dcea0c0670d7a133dcf2246",
    "signature": "0xc51af052ee0b0b90e6a1982a2b0b555ad67c4ba9a2178ddca76eb7e55342ea6b6b15581ffec65a1e917c6bcc4f38d6368d7d187eb12263a2344763f49b5515f81c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}