{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119255",
    "entityType": "User",
    "nonce": "0x278a3c308a48800b9f90367c47ede5003f196d1e4300a764741d271fb3c56b1c",
    "signature": "0x98e8eaba787c7696571b3b97c86e325d77d16df7ddfc64fed0a69cde28dd1ed72ec64097534bef0cbfbae0f29811c7cffe42516bf28d0cd0fa8492e1bc72d9b81c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}