{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "15261",
    "entityType": "User",
    "nonce": "0xd32a1e605981ea9d1ffc407f4c591c651aa1c46285e87132285b22a1fbf31335",
    "signature": "0xcd84607236c44308b3d8a14f2bd460a9f8e6d9d890908fde709d96c64bec06be3c01a545c4f496528cdf498870a1123fd19bc5d7431dd2376d105926635b9c721b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}