{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "151027",
    "entityType": "User",
    "nonce": "0x9052b3f26099324a23404374882650b19abdea96d587967faa5f8485f1333df8",
    "signature": "0xd7a048e1ee9bd7517de23d626013bef6d48af4b71074277a4b9c0f5942c103f76ccbbe1040e48e988bff31c6eaa28e94018d28c53e23bdccbb12013b72fd07cd1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}