{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x446c99b19e18357fd7580caa69bdfbb9ca4af35c76b6eb003311126fbf21e65e",
    "signature": "0xc69f77ba13023301b6b45e7f25bc1af8f0d281239bac4d13111fcb91f646d7c6291e7afe5429bbdcaa53097cd4e0f3685e5404d4f536fcd64a3a49615d0a466b1b",
    "signer": "0x2A04Bbd7188b24482Fa0e0CaFDf6Cf5F5c64e4E5",
    "userId": "33865540"
  }
}