{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94777",
    "entityType": "User",
    "nonce": "0x03b95fa9bbcebc8598beda9bf25867d7190933157bc3138c0efb46ed99628b4a",
    "signature": "0xc8c148ec5bb2674f582e421cafb6f51f9d86f5fc614eb374fc5648bcedeaead17d683aff04169f3c8d86d7526f0c8876e63fbe62d6f3fa2dd767c57530e7bf271c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}