{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182701693",
    "entityType": "User",
    "nonce": "0x8c7cce83cc094ee7b503dbf149d8c29d674a2a95c22971c6f961b57bb8ffe514",
    "signature": "0x93ba4d1b5a135dcf23f7a80383910fae57a65417e7e7058cfe6b27165d87685506d475fdb362e3424ef77dfb512040149dce6bebdb37d750b407a4350af7efe31c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}