{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "887242445",
    "entityType": "User",
    "nonce": "0x1c63e9e45c2c48a4257494bde0e24078a7be61a1fb35cb30442a6fcccce10468",
    "signature": "0xd0dd2d53fe6db456c6cfb8cdfc7ec2fd663bd2c5ff4090ab7fcfc5b531e5800622477e71abdd9b0a3a592bf990a2f186a80f9e76043ed31de374aec8a68d92b51b",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}