{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "762013",
    "entityType": "User",
    "nonce": "0xab67f57d46bd812d8156f3975da2c7b20aefdaec16d296ebbcf55082acdb934c",
    "signature": "0x410a801c03c4c39c5434c654f66785c9f0bd255fc68cca2e3928a3bed9d3016772d610c0dfb6a2adf6c5f3125dbe347124ed001320d92a94c3e628aa645dd02c1b",
    "signer": "0x2Df83D15c880275a0138820cE2009Fc85eF32C65",
    "userId": "107618708"
  }
}