{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "141505",
    "entityType": "User",
    "nonce": "0x80df3382f5833b39fe0991690d487a87ee04dcfbe2a2e5fb22047ca2eccb796a",
    "signature": "0x1fa33a022e36a67d9ece0b6be9f3233a935e4088a26529cb8097ed1239f60e7458c5fbed3861dd80b64aef53e63d18b1617a5d4bf4e3ce8a88bc657fd9dddfd11b",
    "signer": "0xc5153484746c01d4C2B19916a032A7808A7177a8",
    "userId": "107782"
  }
}