{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161353174",
    "entityType": "User",
    "nonce": "0x8e7b1efacaeaba3b42041d8fbd33b35f9f3e3058124bf1e62902a8b7a18e1c5f",
    "signature": "0xd9fd778321f53856ec9835368877b9f29f45327c82a05dbe3fabccd9f676371c6226958897b4a3a6a03a27a0cf3d56272c86e42f605762798a3347f5108dc8cf1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}