{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "786875",
    "entityType": "User",
    "nonce": "0xcd608919605885c42ddaf4c533d390b033938b3f758c06f217f8b3a64d7c4c87",
    "signature": "0x6c65a49e4f45d4ec2a21dc6efd8996a796159f5400b6d22e61e6e03b41acc1890ae610085dbcbbe4dcbdf21fee4a27c3756402897de79e61264d6ed0990865881b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}