{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "955974066",
    "entityType": "User",
    "nonce": "0xa5d564a4383c8312ca5b6cb210a174ca2b6b672efa2668f5db4fc04f120f405a",
    "signature": "0x0ecccbbca0fc07a297bc4f501ff4f517c1b95c21850c1fa83f18c47b831d9af71e5e7dcaeb2d16511a76831f0d1b6f315bf6f3b00df7f47568bbfece7c3cd43e1b",
    "signer": "0x811B619477Ea800Cc8e7fDd08cEA323eC3E06411",
    "userId": "791433195"
  }
}