{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xab6f6e7718c3befad2e0651b28d9d4f4cf9a3214261b38f3c9445143b3b72aec",
    "signature": "0xd4d2025be9d8a3461458f958d83d127be2ed80b32cd729bf08608020867456d96312fc3448560b2c10343d7cdb6d92febd776ec27d34ef6c26d9e2f855c8ebab1c",
    "signer": "0x380358AE7f811C21774F3dEc1F4d5EDC17e6324c",
    "userId": "904019784"
  }
}