{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39727",
    "entityType": "User",
    "nonce": "0xec30576d1b3676322fb772809594d2dd0b2935dce45573e264faa93522e535c8",
    "signature": "0x0a87b0e407d6d02b597df58b3ad0fc9de3f45d90af1f067a862abfd61efd38662e21b0d2e1d9ba76ab5c6fb3fe1f58f99531229e617810cb999551e70fd686171c",
    "signer": "0x40E8E224E8F8a9f835e4dc8851Da72DCEd75986F",
    "userId": "504092010"
  }
}