{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x6686474a35d9a832cc7d72c6b5f3c2be0ddf2ea29bb735c74a1a374b16eb5bd6",
    "signature": "0x1d2106c2269546288b8b60524eada27d7670aed693b34db9088669fd19fa0cbc240c2474a18121e98118593b5cc46e156d713292459fb9a4e807aaa4521f07e01b",
    "signer": "0xEE24362CCE903b9d8622465c1B583e21D4D1E980",
    "userId": "922583632"
  }
}