{
  "manageEntity": {
    "action": "Repost",
    "entityId": "663956255",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x542897d22a5512b890dd99f217f9576ae192d4d36e2a2c20a8c4d5214d9583f4",
    "signature": "0xc8f1648306f168e4fc35456aaecb052ce164e122e9dedf41c91bfbb54f9072c32171812a8ff4ed18c421433eaff30af7aa67b6cd348935f050580445e9f5b5651b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}