{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77025",
    "entityType": "User",
    "nonce": "0x9086d2e11be5421f008b580d9e54c36e1e530d10f0eb19f0aeaf8bd577206743",
    "signature": "0x87451c23cfbffee4685b3d18ae71a690fe6c4a0cc63f8a1ebffae230085477f82b311095964258db387bb684a0b668b6e9599e91a5ee39e4e94c35a10afcdfb01b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}