{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11758",
    "entityType": "User",
    "nonce": "0x94109e1ce8bec78b6969830409c57ab5d75ba47c08c1f5911dc8b7e52f8a948a",
    "signature": "0x8ca18081eeb9cb3fc09d70839e57d9e3479aa396863dfc64fc9462df13e24446614c5a306f5d8a10cbe5dbe63d45f9cdb3452566d785af5973c0e4d3da71d0d71b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}