{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68704",
    "entityType": "User",
    "nonce": "0x8d33a424461097819d607b15e42abe60523d490a1cf6e7521a5e99c3e5cf76f0",
    "signature": "0x34a24da4c71481189b0d1779ce9aa80d175e7858ca8d93f31f77fb8363cbeffc680c4b468e52e6103c4ef3a14871a959a7910fb9c19637584500a8edb7050ad71c",
    "signer": "0xc5b313A105704f34A9E49765708F417368EF84E5",
    "userId": "233495387"
  }
}