{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35251",
    "entityType": "User",
    "nonce": "0x42565062f41e99f1513b62b79a538b07561d342080ef3ef200c4ac00bc8e2d60",
    "signature": "0x6309d0348bb35a8e3ae735814489ded9e5b12fab8808359200f7a3354c5ec50d07931c40edf8275e678a2909395fe61d71f528154a6e990c3ba1b6b8af8319401c",
    "signer": "0x58EAc4AA86d205B68457Ebfe3e8c6bC12f232b71",
    "userId": "583331416"
  }
}