{
  "manageEntity": {
    "action": "Repost",
    "entityId": "310563",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb818ff1b73b4cafe21cb9c0c8b9caa70d5811555ff3499c47b610c861b8ab99b",
    "signature": "0x7ddba48e6474d0db62db59ac429543c0ccfdc0fc48846fd203981d86823f84e97d2f2c1387799abf30c0bfcc04fc66da39bb3ab26b26107deaf924b948b0d8551c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}