{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "125233",
    "entityType": "User",
    "nonce": "0xed72f81a9dd44983d53aebbc1c3360d0e63b9721924f8194c2ad553287e4dd7e",
    "signature": "0x3e4cd72db89962c3e491da12206ae4cc7db33ef61357e70cb83baa119bf26c030fe5bbfb0083339d0756efe3b1b03cb15c7b57763895ef13072c79acbd9b1e451b",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}