{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x9ea0a87922cf00c57503665ea44cd59c2df12a614597908befa3558749097006",
    "signature": "0xb863ac2850cdf20106814f2e4e73174b66e07cc6c38523e58755d57c5fefb8e840f5e00a38ad66a59556d77a5a0e7be8a36f472c371e580cb061cc10dc79be3d1c",
    "signer": "0x21db45C4f5C8740111bf32CdD6B0F1E7f914962d",
    "userId": "426872651"
  }
}