{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "75343",
    "entityType": "User",
    "nonce": "0x26c95e7adf6e4c3f2bdda8005f19b13422f2e44f49a75d7cd8ddb83c006ca146",
    "signature": "0xc6ed02c8996152636c34f42ad4901391c2fa6a42d74305fc2acbea8da2d477833c6494e3a63140a453136afa105733fcf894f3fdc49ce80d9b7ac655470875f51c",
    "signer": "0xAaC77705f5f6bd787D8581c36Ddaf7c0c7AE3370",
    "userId": "827420993"
  }
}