{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "156598",
    "entityType": "User",
    "nonce": "0xd010c4d55117949f8c72fb26208dfc3406f860ca50a3fa07a8e1dd0486f9e095",
    "signature": "0x2e3828012691bccd7f7c3626f4afdcff6d1989baa134247507421ba10cb7298f3225591d6720b30807331416f167ce3aba0ba5b7a6ced94414bfb72b232ed32f1b",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}