{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61862",
    "entityType": "User",
    "nonce": "0x003db90f660feac67d91d30bcac1cf29c1f08c90c84a45c024d5f1c50c2074b7",
    "signature": "0x192fb6d6981faa6df7a8318cd60760bd9b1751b62659f6826b0b5f4c79f7a16a7d3b188b396352c69908e16b680598bbfd986714ae0fd0202b40394720e6e0e31c",
    "signer": "0xcc8164Efbbe4ed123B8689622b411c154496e66b",
    "userId": "60031"
  }
}