{
  "manageEntity": {
    "action": "Repost",
    "entityId": "490883893",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x456d155c38d82d5a608ad79cb40ae2227f38c10ca59b14c512def7b941cad242",
    "signature": "0xf17ea15175f43d2f42bb5fe8b695b1548c54e7f20755cf2bf8e102fa51b8026d79eda8bcdc691d12157af90d4993815be1619ae0db0f2282d885d0c0b26c5d741c",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}