{
  "manageEntity": {
    "action": "Repost",
    "entityId": "21384602",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x94e164602d167582aa2b36c37dc5810c1abfd8f0517f0fd0e876281c28be1174",
    "signature": "0x53c39cbe7a76bfbc8c6c580cc3f8728dc51e530dafba6ada0e49f2351160a83d648fb0ee551a40f16e614905869c597fe614190b794b3654e6fd7bb4ef582bac1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}