{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4966",
    "entityType": "User",
    "nonce": "0x479aa1ed84fa6c8d5ef69d51a54f5bd861fbbbccb4b700576f250ddc6229c4ad",
    "signature": "0xe7101e6e5d75d0c6e32831d26fd0bc73a31d9dd4503ae4366292124cc14f5df34713c31cfe2f9169235f141ed82f461498f7366406643f86fa056ccf288624351b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}