{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1515873555",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x43463c18783fcc59506fd931ee201c6c11d862e06d223292efd9fc423b4c12bc",
    "signature": "0xef0bafbc5bddfdecff891d2fb27f87edc2c413fcb66cd14e5b7e1fcc365b857001af137bdb0ff88dcaf7c8cacd3f56123a62f275e94a60ee251cca4cc0fc41401b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}