{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111928",
    "entityType": "User",
    "nonce": "0xbdb4540915624fa541d2bb9d391cae9c4a6d5035d91faf966e8419c2e74924d8",
    "signature": "0x6bca25e134f39c7527809755ce7e06f55d73e8b37636705449d156e302dbc58b0804ba7adf60853e0204d55892727343048b2e2903c067c657b3a104210cc8ed1b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}