{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "361706",
    "entityType": "User",
    "nonce": "0x8fdda308e548fc830f99ee40265cd032ad47ad467966be4b3685819926534760",
    "signature": "0x64a413015a74e04464f170c508b9d037a7940fb8d5998756e5ed8dc0f1d7fc7a3a03c47a1387a8c08bdf04937aacd60133ff327097b470e98abdbd1484f98e541c",
    "signer": "0x385724dD7df996433e732c73201a749C6B37f65A",
    "userId": "260480467"
  }
}