{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "705096688",
    "entityType": "User",
    "nonce": "0xffc29638e69fe89477ff9f3d22aa04fac98e9874d0ee569a1bf987d49998618a",
    "signature": "0xe1532012773c46acb4d33b68542d5ed7132fd444ce996669a99fc547c88d3a2d4c517bbf203a7e4f12e24b4dfd656da955e82d8dc0e5f274fad79b0b2edaadef1b",
    "signer": "0x7B04152a207b32E0821F7778C492CBDD41794817",
    "userId": "369420"
  }
}