{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "736081",
    "entityType": "User",
    "nonce": "0xf25ae988142b472641aa3ed14a46e86efe2cc224db54fe0575abc2596cab14c0",
    "signature": "0x9fc43815fbf68a8e76dbba644d4b1603e5913c8da0e833cb2c331affa799aac7026fd28e3edd29f7e553f68ee9de4739d7f87f66e5911ced94955a597c6d17ea1b",
    "signer": "0x6eF66a6206A4589bEd5849d15Bc2746C2603b01f",
    "userId": "989336341"
  }
}