{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x0f2218feb1d8d0a46dc9f968e08dc291bd963500000ace2f2888cc5d2d2ad89c",
    "signature": "0x21a50c3526ae2b167f80d382c989a3b2047b1b151146ff82354f178b1842303652b45e3bd6808efd63f8b132b1afec753c5d6de2629dcdd347422d3b26232d031b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}