{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117730",
    "entityType": "User",
    "nonce": "0x8bf513800c1d70d36a05e43c52eec25617f0e37d0721d46d98884ccc41de38b5",
    "signature": "0x6a587bb10c37c9c1f62edc6ee408816b8283c0f69db29096dde4a2c5294153a3396187e386b6975d8b1f99abab45821ff9c3f2f9741291fa681a3a16851d42721b",
    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}