{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "365761",
    "entityType": "User",
    "nonce": "0x29bc98e5b804da9744e2acecba7b13850c70500960b6d2be8fd971a266e9c948",
    "signature": "0xba485e939eead4ac0612794aa2f337a46bdadec50f959070207f5f3129a50ef92afc5eb4c33b77ca8d993ccbdd142e193418ae5e4f1617951e78699f21c60d871b",
    "signer": "0x8097f7562D3D2F9cbdBA391c45c0D376E438625d",
    "userId": "51978829"
  }
}