{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "99768",
    "entityType": "User",
    "nonce": "0x87c2391171a6bcd85bec359d3d4e09d6ced57801fe00174aed1e0c63be21baee",
    "signature": "0x41bcbc5d5507e3e74e941b10fe4496bc94f55d2fa9ca9a8dd2abe650ebfad9f1627c1683da680592b9029eabee331bba9a6a12a896524bd74dbdd84073dddd221c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}