{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "137188",
    "entityType": "User",
    "nonce": "0xebbc3601b8dfca80d0d442f11271a8330771c35da83375a3f60800402c835b6d",
    "signature": "0xcdd80846632d4d8dd1add116a15174f1a72497ee4b9fd43c92d8fb0f7a6e79747955acf600f41265ee52763da2ff62f834940d17427020d3547f7d47915cd12b1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}