{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xba8f6df8976a712fd988a7ee77147408a5dbd91d812f7c3413aa165a4d362fdb",
    "signature": "0x54beadbcfdde876648aadb07303adfc127cf3a6526f62c1c12d83ab1b3bc27710d82df60372bd696f4b0580e61c3c429c59bed542a08aeec141c3af44ee5ee461b",
    "signer": "0x77282D6E34A98bE21dc6e6BCAaf9eCCedd4f6e38",
    "userId": "317157277"
  }
}