{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xf0b68b1035e9937c8ce3cddcecae804de60fa95d44a616a42da79cbe1a9c5564",
    "signature": "0x51dd0573e99d1fc8293206e377c91975db8f97dce1361c03fc1c3e90f2eae56c5d43e81a9031f3c756b98c5fe922a35a0910060c5ec31e17eae9d066bd1dcaf61c",
    "signer": "0xEcaf00A23f6F13d4F36c2F1374c46Ef6717A6A75",
    "userId": "366110039"
  }
}