{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114304",
    "entityType": "User",
    "nonce": "0x2a0162976786058e13e36cc123e74aa478917f6a6ac9be05cbd28c6fdcfcbda7",
    "signature": "0x04fe67e8d67338aefd57b056ee7af3346c4fbe2fd4d0336d410ec3e86d1f92cb166515c7ebc086a41fe6a9ee04d890c2d32accfc5ea658ca5ee49e94487402d11b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}