{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "932111677",
    "entityType": "User",
    "nonce": "0xc102fe40083d3663277d318580ff16664f898a66c386116dd2685ea92b4447ad",
    "signature": "0xbf5b835b85009f68d89830deb22ce30230fb2874520e8f1be6d57a495dfbccfc14e6da32667073b7cdc5fe40940aa285359449bd2b046d3a4c5ef3a6fa9d7b431b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}