{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "823613833",
    "entityType": "User",
    "nonce": "0x2be878d2fab94374cce4a03d167666296bfeb76ffd4a588c5ec671c73a6e1dbc",
    "signature": "0xc8beb15e4c41c5adf1aeab3e90e345661dd03a28928beb2f005b160cc35b9d5e59a12b5146e06688820523bea26a3ef43c0ee93fdb9fa97cfa638d7b000245b31b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}