{
  "manageEntity": {
    "action": "Repost",
    "entityId": "664718",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x28b66f589be015abdc2a018a288749634f24163d368674ce71f1cf75ede631ae",
    "signature": "0x51111fb19172f88f127bc2ac3d556f1ea823c4440913b2853cb1520158cb90cf486a058ab45f1511b3793a3be0609abdda1e30f5d9f811599e4037e8a17b893d1b",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}