{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "941926592",
    "entityType": "User",
    "nonce": "0x69688be59d519b2d49ae5d49c51d87834e63dc76641ac6a5383ced3a3b1c70a4",
    "signature": "0x5a517ec46be5454f739f3f65564b1698a82d16e4e51e96c9573ec0ec4c1253b7174003a012ac76764345a54c81687c01c4fe2d117fb3dc0f1d71d9fdd225d0fe1c",
    "signer": "0x2B171214e998033E806F72301307B2160CD94DdB",
    "userId": "489165782"
  }
}