{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x065080baca1f2ffada96d8b216d8e78a8e85807f163abc9bd3278d2751d61aa5",
    "signature": "0x8dd15182bd73841c3154ba243346b63a9317cdf51539a720ab11a8ec3994e5df05ab487e4c7275e88e8370b240e5cd14c960c309e6cfd7027586d2c25bbcc2ec1c",
    "signer": "0xeBAd199ADd52C718Fdfe61bA3D46715564Acfd15",
    "userId": "977613650"
  }
}