{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "181494",
    "entityType": "User",
    "nonce": "0xd686e014b9d30a265f28f0e930198808ecbac4eef1c4f0e0f9e21c2cb4bef2d6",
    "signature": "0x61530fc58dcef60311d917d93656f51ceb1ec73c3c67bbcec4a5738b53e7bea4718c3092905edc988096f747241cfd1f8f7aa8056de8daf548d7eb546ce95d8d1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}