{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "8802",
    "entityType": "User",
    "nonce": "0xdf844099d4215b8068c47a9922d8c530cf317afacc923007868f8c7475b7a7c0",
    "signature": "0x39a9a1186e48ad74b38ff3252eab1dfdab787daa099b2df3d78f62606cc065da2cd73c4965faf206deda9d073e274c4c31d4eeaf580b75e42ffb0eadf5726dd51b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}