{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "31486",
    "entityType": "User",
    "nonce": "0x036f3d8b74ec0347340ac9d4b50894895ce7cc2ca6f82fc13db89fbe08c92025",
    "signature": "0x54e87038cc100f977e7e5e540e9d4e150c622bea9e4947af87fa587f9f9bf65a4d98763e646046fbcef9e727d206f1c852407f67d4ce27b64e9897baca3c2e911b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}