{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108853303",
    "entityType": "User",
    "nonce": "0xd9154c53c1242c682b9af5d35068a40776fcdef4188c5e5810241b7e16c09ce5",
    "signature": "0x62e9927958f356b288d9d06d002e5c14a72ef70fa2cf02e240bb79817d724e895011facee3447e8a9fcc66913acbac975eb9ba6b3a55814dd65ed187f6e394c91b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}