{
  "manageEntity": {
    "action": "Repost",
    "entityId": "501418396",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9a275dbaac242dbd6ab9b52e59cf9536c4c7f279de50af4c15fa34a40f2180e2",
    "signature": "0x77b1222288ce1e44b59155a363f6052a0fe9e8a7092cb8a10c972db75706464c742fd7eb931c748e277f3d21b7c05500453c1c8a5cb5d3b71fd3e84dad716b461c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}