{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11153747",
    "entityType": "User",
    "nonce": "0x5f5067194fc8e35bd132d799e8d0266358de96d5d80bf7d0df0f32da75b633e8",
    "signature": "0x10121a8e36d24c9f7f8652889670b11016fefb4c01a2140a460134f44438e82b7dd54e471731a3a72921d9a02c9d10885e79fe8593bdda09752f847c3e918f361b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}