{
  "manageEntity": {
    "action": "Repost",
    "entityId": "752978",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5ef700d1a787da6fb25af950f9452c52a94e8313c451493e25168cf6b4cd857e",
    "signature": "0x0b30ea170c9e5c6724b3c9fd12a66c0e0342cc6e0babbf240f5202e24b6775c035d33ffcd7ee126f40edb5446c29d78e9cd5bcb637acb4c523ef3205d70599951c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}