{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x0627bda1769e3bfea7a83e05e714eaddd170e880ebe3aaacc20553353f64a8a3",
    "signature": "0xe881c9cc04771bcf6feda85cb825e3a9cd885653196aaf97f49f00f4d432b23e3c2897babef17ee439ebaca3f81e56a1eeaeb7213977df085eca0d4b41b951d91b",
    "signer": "0x7FCffbc9FB7516A6453F59c5b9918Ea8A7EB33eb",
    "userId": "502388335"
  }
}