{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "930634116",
    "entityType": "User",
    "nonce": "0x864dfefa48fdb3d1d29c45dddca730ea092989bdbff3f4cc2f32e71dd9708f4a",
    "signature": "0x2ada9b6e22819853be436351cfbe5320c7be8867472ecdc04916ef11a7a2193c4b4432c70aae3e86735232b3751d09f4c8be1bae363d23e68711d9120f8394ca1b",
    "signer": "0x742Fff9be20F80Ce7285c8Ab12B9018Ef3Cf14F0",
    "userId": "111467392"
  }
}