{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "965042984",
    "entityType": "User",
    "nonce": "0xc25914f51fe73c43efe9a0bde76c634b36dd3a4f3a296017286490046856c6d9",
    "signature": "0xa77adf059e938e885e915e46673b0a1f088cc9d4b45c33aa3bd1c5f10cce53bb2616fac5c2a06b8072c8b06efd62032866ddce3dd1b10e82012c8a9ba5548b361b",
    "signer": "0x41169dA28a7d95b19615713245D5f46546c83008",
    "userId": "931487252"
  }
}