{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0xc1f3c94d32d406fdd4d8cccee1c834393c37ff055745462f11656495a911578b",
    "signature": "0xfd394af6b5a9a2d4b2b84c3e569873d602acd5176ad802a59f00866c6a71c34b0d5f35ad1f6628ec7770ccd0ad87c0398649cdcb4bf163d18e565160615dda1c1c",
    "signer": "0xbE5Ce1b1adABb2947E61645529cd212e19C6AB76",
    "userId": "51783071"
  }
}