{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "948584098",
    "entityType": "User",
    "nonce": "0xd0a2670743c32dd1d58c90a9f53ed2e18c8bf0b0a50b71816a67b9cd6900a1e6",
    "signature": "0xcf665ea16629045e9ee133f7e52bd814d1d23db35c2f19e75c973675eca5bedb165f3ba5b69ab90879242d95eb8ce4e1764493a01390994b2efbec18a4d7a8b11b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}