{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "311859068",
    "entityType": "User",
    "nonce": "0xd7896ad1a0f06736d1bb9c06185dc990d8269876b3165627de6fc2bd65d3563c",
    "signature": "0x25114a680c1e30f6fbdc5c19764c5069018e255379d715985e1f0a159608999a54685a951e1c5fa7902695efd25deff63abc4f52a8e616f10f2d11f253c3bb491b",
    "signer": "0x1Ef5331d98352E3A7eb4f177ae6BbD27cA99eD1B",
    "userId": "771602835"
  }
}