{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114415",
    "entityType": "User",
    "nonce": "0x2868da5feb667968ea201bcda19d3d5770eb31ecd747f686f48e0f4a51188c52",
    "signature": "0x5a6d8f9d3f3b1388ac52a99a1bc75ac64f046fc802f36ea2a89ca997f57178cc3f2779733d585b4833d61406c6912768cb07b3562d5cce856b3593bd3ac774621b",
    "signer": "0x0f60ca71dCBe6AB80DC2FDF0Efe863EcB0A49b6A",
    "userId": "486924218"
  }
}