{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "808512351",
    "entityType": "User",
    "nonce": "0xa055c8e22574e82b6f39c209aa6dd1184c2910f98b1b97ee2d218cc85c2292d5",
    "signature": "0x3d4fa3ea66898c7a102f442d3077c3d013a6f2c1f2e7cd91d815fb308a68048b567895c1197fc46c9985bace791fa030c631dd57d9eb70c8a4821e74e266a7131c",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}