{
  "manageEntity": {
    "action": "Repost",
    "entityId": "744396",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1ea00734e722cfef5b5f874dcf0e257c31434a2d1d4382dd33095124ec489ba7",
    "signature": "0xa83f2f884c858d46de3d7f421a310d0430bc7e5abdca16f7f8b49daa7a0abc245159c14498aedd70b9722d20e6b9177c46e68735501376bfd34e28dd8d4db1d81c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}