{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0x782de62bd6fbfb18c0ab3975ca79c82a710f8bf0503308f326a30b483284638f",
    "signature": "0xbc7c367b4dd60f7ad8f66da48214b36191352e677ac0b072cf27d9c3657ead1943ecb997667ac28a2e7cfd412b9f99eb90722ccc16780ab6c55db5f9d136a0f01b",
    "signer": "0x9b682c779356138D1D188CAB373b0F44a2d43d09",
    "userId": "512022848"
  }
}