{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "481523",
    "entityType": "User",
    "nonce": "0xc1bbfcc466278f339b8c5aade3639792383f851a31e07cf0af94d8274a842d36",
    "signature": "0x093b4ceecb42340e7a71ff77ea16bc57e0a7fafbf7b7d08cbc1922b798e0c8c618e259c7dc2b5d9ebaac84215870d019892b8f20d48f56d23713e654e998556c1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}