{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "170017",
    "entityType": "User",
    "nonce": "0x76cdfe6bcbdc98e6adefda5e8be021c100bea0c2332323b1757122ba5350b6f4",
    "signature": "0x37464d7849066402836cbfceffa6a7a7a6e694472e78d6e8aacff6790fb621007a7e70b3355a711c81b82a3391594cddb7f00d346c4f86841ff0998d0d88d3551b",
    "signer": "0x785827b46Ba89D1Dd7457b813Aa0BD731c67F689",
    "userId": "184353"
  }
}