{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "170610",
    "entityType": "User",
    "nonce": "0xe0e795c680c6d8e8073e977a61671ca0beac707be1ff2c94b7fec2ee5b96e688",
    "signature": "0x8d485e3939bd491df55c57109610d8001e421f325f4dbb23f07b912352cd8fe42be3264d51e04e6e4b808626c55ffee3c76116c4fe9ef15dea3b4550cdcd3ded1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}