{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "928381185",
    "entityType": "User",
    "nonce": "0xecbbfe7887178e13e45cfcf9647de55ca54fe206501a736d6952f0c8c703c368",
    "signature": "0x045b89c79441f7ba8ae618d7deda6792e94c8c0c6a7c1dc4499b77929bbec1da1edc1811ba0b3bd9f05288e3b29b48a64cde8579009bd0a8c19af451f0f6f2c01c",
    "signer": "0xa185Ff45de6FF68eAa1d7ceC338cba250810134c",
    "userId": "54166466"
  }
}