{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10527",
    "entityType": "User",
    "nonce": "0x7632a92f1629db49c1d4a9910f5b83fb0c23e5e8548ef2add20443f3ada2e825",
    "signature": "0xf78a151c86a6157de63a000d6c71031d69f4f6b9a3b0fdda14f2b143be0166af1e8f9756f275ada772b7c8e2bda4919ee1b90c6cc482a50f15c5b3f0971f0c6a1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}