{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62269",
    "entityType": "User",
    "nonce": "0x98dd4d25148f8f6551fdc4d15e119cdbfe392943827519a2ed1a63806cf82df6",
    "signature": "0x2a2395507cda0eb36b62579f4f46d86fffbd1e49ad6a640f9ed9aaabd6a15ac22e0ca1593e734676ff820b3743494b33814ecc71e7b726671a62a44cea36b4151b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}