{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "104457",
    "entityType": "User",
    "nonce": "0x7be14d84d29eca70ef2d694e30567aeeeeed582d96703751f354ecd18f92aed1",
    "signature": "0xbb44dec3dcd4a5baec95946fdb03e782badcae61399faa049a0eff38c920ff25050f3136705f3b4b2cdaafa6e23921d61877262e7d2bbcaa231b3ad5c0b22dc61c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}