{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "206753",
    "entityType": "User",
    "nonce": "0x8165ab6b92f23a9aaaf03774205b84977197d1b3088e29081ff97b4db8cb13a1",
    "signature": "0xf48ee64ddac014c0ff37f9802a8dcc50374ce6568bd0ee5c89bf55efa44a67602c9c408d41123dc0e93e92e12eaab08145235f01eef740552b318d2271e36b841b",
    "signer": "0xA7D206a8f2b63986B1Af437a01CFbCDCcE69601e",
    "userId": "856769027"
  }
}