{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "177486",
    "entityType": "User",
    "nonce": "0x8c89d267f11dde59f7fb7219ecbcbe63387ada419c01d39f5991a3e6de7ac0ba",
    "signature": "0xf24e864982e6876e6ec26e5af141db901235f0ca4777365ccd524b5f6787ba1e174271423f39cd8eccfbb293ba5aefba779af2412162f92cf8809a95c7858b121b",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}