{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "522917284",
    "entityType": "User",
    "nonce": "0x1ec7f173d15dd36ca0f3b4aa052b1242e1936f947732c331dc7b04f7d3956ef7",
    "signature": "0x6df17a81a597b65c72e290b8724782b318e2383a5ee3e45a40d41a46b1bc032319c3e3e6bd791ef8f2fbdf51abfe180767557b052f1ed14c1e2bfb18a385092f1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}