{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "83022",
    "entityType": "User",
    "nonce": "0x381a01b6f016ddd74a6d31388f221fd3aba53987e4321ba5f98057b687fd4d56",
    "signature": "0xd815cbbaf3612b2742dc885d965fee2bfb332cca0fa3f34cd1b7e888faaa0d842968d54fe31eda93dae27d80f541a201452f789136fa326da6a2c801a637ea801c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}