{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "55552",
    "entityType": "User",
    "nonce": "0x0de38bfe8b349c6e63c06f5967c8c47102ed916423a17c582da6ed2c1779abc9",
    "signature": "0x0ea525407cd2d9fe9fab011a82567dc65d512d02d222cf922f5ce5b63abffce567a3a792868ae1db7cb7120f4c9361710aa06f6f32f8bee591e96c3d40cfe2c01b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}