{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "64159186",
    "entityType": "User",
    "nonce": "0x3981d03c96a99e8a8f3629b3afead4cb4d15ddf22f2d694a3c635661cbfcbf5a",
    "signature": "0x7f3e0568fcc442ee6a8b91e4707b9e3289423dea49235069a53a77ee7e65ce8e4ccc7c18bf27876ede1c8a4346854b393de4079672b6b475736e691e5a52f74b1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}