{
  "manageEntity": {
    "action": "Repost",
    "entityId": "475663841",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe821a8140f77e9029ca53b42bca940dfda27eba3aec61fb70c8178c15453b616",
    "signature": "0x322668d5d035cd185959142d36accb9ef342969c92f9fc08db1a901f8c28ad7642503a0df035ef84251be9293827eedd6912361bd339401efdac0d0c4e0c23bc1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}