{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "799472692",
    "entityType": "User",
    "nonce": "0x0ec650558b3342e7872123ee4f1ed477be2942ac6f43df8601ff334c38fad5bf",
    "signature": "0xa19467491c260feb946610f0a36e5548b25287494d7431347466c6749368506b7ea26cb765d9e5afea409695f04d8f4186cca2476692b3e09e479fa7ffb64ffe1b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}