{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "177251",
    "entityType": "User",
    "nonce": "0xee3e747dfcf821d455a4f2b468d4f6748560e2470f3b0b06ee9943d29411a8a5",
    "signature": "0xd027f9a54226017db91fb3258b60011a211df2835c3127e2b1f548b80b04bff35e383f656f51f52d6d4e25abd40ea0d9b3bbdfec802bc5a231203effb9cddee71b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}