{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xb9936a50c12d092758f2f7cd98984e249dcc3cc88da9928b2d5b30f423ae77e5",
    "signature": "0x4cfc488dfd50f4249222eb384ff03b1ff0bff16d5548ac67b3a55e0d2ebf028d5e94beab1b9be0ccaf8cb32328f70a238fb26444ce38809bf7aa0a6e925700e91c",
    "signer": "0xfDD86dA2081039B574A1b90e23943c722aB9aad5",
    "userId": "626777695"
  }
}