{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "869532",
    "entityType": "User",
    "nonce": "0x29c7d207996aaf8bc5b6f5d469c92ca6a3e44d05a1314514d8aa23144ecc229b",
    "signature": "0x0da32d45cbdcac69d8fb260ed3efd0f4d2fdae3a66438801928266791d73d56d1297dcd976aa734c2206973da2f5f8824bbd1871a4d32b1934183d84eaa975df1c",
    "signer": "0x411026168281a1fd05c30E50399950FC05d84F6C",
    "userId": "207625987"
  }
}