{
  "manageEntity": {
    "action": "Repost",
    "entityId": "395407",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x621fdd8267f0304c2027bc853b872e81a9105a18b0a64f90d37227efae9cd7fa",
    "signature": "0xb6563c912c605f3d3d7834f9483294c740b2e317a5d0bb076fff20840249f7a6080bed27bab223bd34b3b36155c7c30a19ed82e5a62af1ee7bb030be50df31951c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}