{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "63084",
    "entityType": "User",
    "nonce": "0x2dbe189bb8cbb52fa1fef8e26ef8f98b987b0b670a46a29ebd2b883cd7eea91f",
    "signature": "0x4cca094982e59ab4638e27a9039520fd5b2472bbde03f78a45c5d16d49afea7a073de6c5b5b6c94ba0fdd58e92a4cb25641004547ef29968dbd0bce2f259ea571c",
    "signer": "0x556D15a5c7676f637104Fb4F811c98D46bad6AAF",
    "userId": "98088512"
  }
}