{
  "manageEntity": {
    "action": "Repost",
    "entityId": "401898449",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc76e1ee12e32ed822e97b53eece8c48c4ed4caedc7de5f42ffcafeebd215a9e4",
    "signature": "0xda354deb994b8d528370c6c63ad52e2de30d05cba310779bad99b88b23aed7c660ca514c41b55d2742148394f694ddf8194c382f55b5f464e419b0db591f026d1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}