{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "782362",
    "entityType": "User",
    "nonce": "0x124783d7a923263a7552138d494535ae316b9626374fc6de2b1e03b7edc07bae",
    "signature": "0x98e388c566ca7df4762cde93ea1aaf6e4332240fb5e6e99c36398105bad0435040c1d546a5a705371d442ace59b458b9021336543ce15ff2c2c10c1c64b16f9b1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}