{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "396164",
    "entityType": "User",
    "nonce": "0xeb42f2faa00cce51d20a8052502e1bd03d23e3698aac7ff7190ee6a9068ee424",
    "signature": "0x7dff985e7147075a38b6b09969feefefa344a5147425ecb635925d1465b6768d53cbd8e74a0b1443a3b8f2de858fcd2ed890cf5f6987cce7f0290e4f36fd780a1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}