{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "105562689",
    "entityType": "User",
    "nonce": "0xeee41cc482e236edcd60efe164121cc04f66dc0e8222f33cdd8a196e1beb0118",
    "signature": "0x798b9eb0548d6aed0b8e407de90c3e2d7ea01f64199e642810c2a3e608a989167612b64d80f0985f95df1d2b5e55ce0bdb26288253b14230499a1bf4e1bcf9cc1c",
    "signer": "0x94d1769762bc3a1e7DCd3e8a31C89Ff199833Da6",
    "userId": "715573876"
  }
}