{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "42524",
    "entityType": "User",
    "nonce": "0x3cd30b04530148359f6d28eff0f69ea33891c069548821c59193ff7d592c041f",
    "signature": "0x375c8672ec39f93bfc9a076b02b06be02b8fdb93deb24d850349346b5da2b1a535eb3e2863480ca2f54b0551f3efb59d110d9da63c782c600a42b1f5db8561c91b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}