{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x00fc01019e993c1f852ac2b66ac3334ef0127404163ceb7344885db59de72234",
    "signature": "0x9d28a13213c558b2a89c2c81107da89f2f59753aa78ac6f56f69e056171d9d6637b83ffb42db537fb39c8be6b7584a251a453d7979c6ebfe9f8e2e2726171c711b",
    "signer": "0xba266E8eE950a069Ab77BF24c8959a2177fc87F9",
    "userId": "757492964"
  }
}