{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "148035125",
    "entityType": "User",
    "nonce": "0x67be00ffd72a7474e390c68b59dd47f8a18d42baaaa8bc87494b3882970ead96",
    "signature": "0xcbbf7c445be47b1dfe6e167821ef2b4a7c24227646b0e536cb78357c43f63afd692405b5a234ab9fa6001d0f3bfc4cb4bc0a0381f3f7bca760d702cc2d48eb0f1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}