{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "986621",
    "entityType": "User",
    "nonce": "0xd7cb0c0a05c30148a74adf3cb199b08e75f9bde3a1d5933b0e3964b5a4a5da14",
    "signature": "0xb9178c9df4c5ac8758d33c1976d21a736f610b1f61a454012e5747d037649ce229de4e08100649846ff7300ef323845d2a79c776afa3fd15793b63b92c81952e1c",
    "signer": "0x79D4a638460cd4209c5C1e92eAac0854961390Cd",
    "userId": "332669454"
  }
}