{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0xe641ad47b64f6b0843aaf049eea2b12e0432a6b87167ad0ffd613414e085dec8",
    "signature": "0xb09cbce3fd01862fac0e4af1fdc79ab8f8f8cec48959e71f21172e4bdfbe89bf4f852ccd0c50a18526e4d3c4612d882ba14aa8ddbd322c577640b08df4dd4ab11b",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}