{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1857022974",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa3c04d146acb41fc9f1a0758e5b8c8d3e971d8987647f6d3ec20a11f60d00f65",
    "signature": "0x82517bf8fb5489e2036fd74bbc8cc8a52a76e6c7c637d69d2c8c4bb25846a7881cf50edd527ec084f2a1ed07c1558b4aeb070d19fc30983db7c68a0f2147b3db1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}