{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "985168351",
    "entityType": "User",
    "nonce": "0x0b08bd4fce7c87dfc17e1d152c2efa697bc5430308fb5a13ce76f03bdb8a0e7d",
    "signature": "0x546e845579805f84cb92e81ae7c83e089782f9d85a8e5442c6c330891ee35a095cdb8639f0d3e0d7e48802895751fd9e2654fb56e7ce4d6dc6190942daea9d6d1b",
    "signer": "0x70b7c172C22ca6f528F9B205cff3E32D9D6cE7dC",
    "userId": "396607"
  }
}